Alumni Web Pages – Geology – Carleton College

This page has links to approximately two thirds of the living geology-major alumni of Carleton College.

To quickly locate a person or field of endeavor, use the “Find In Page” (control-f) function of your browser.

This page is being maintained by Tim Vick as a volunteer project.
Please send updates and requests to timothydvick@gmail.com. Thanks!

2010s | 2000s | 1990s | 1980s | 1970s & earlier

Geology Alumni, 2020–2029

Ezra Buonopane ’25 is a tour guide at the Caverns Of Sonora in Texas.
Sadie DiCarlo ’25 is a Fulbright Research Fellow in Iceland.
Clara Gale ’25 is a barista at Ginkgo Coffeehouse in St. Paul.
Rachel Gregg ’25 is a Postgraduate Associate Researcher at the Yale University Center For Carbon Capture.
Gerrit Hoving ’25 is a PhD student at the University of Wisconsin-Madison in the Enspec/Townsend lab, studying legacy nuclear pollution using imaging spectroscopy and plant traits as bioindicators.
Gabriel Kaplan ’25 works for the John Cavanaugh For Congress (from Nebraska) political campaign as a Finance Associate.
Collin Kelso ’25 is a Staff Geologist for Leisnoi Diversified Services in Illinois.
Amberly Kroha ’25 is an Educational Associate in the Carleton College Geology Department.
Natalie Lang-Ree ’25 is a 2025-26 Outdoor Education Fellow at Eagle Bluff Environmental Learning Center in Lanesboro, MN.
Jeremiah Lanzillo ’25 is a Weekly Newsletter Assistant for the New York Geolthermal Energy Organization..
Lia Salomon ’25 has been a ski instructor in New Zealand this year.

Jack Allen ’24 is a Quality Manager at Epic in Madison, Wisconsin.
Beck Arnow ’24 is a Research Analyst at Oregon State University.
Siraj Bell ’24 is on the logging crew in Yosemite National Park.
Demetrius Blackmon-Jimenez, Jr. ’24 was a Sustainability Coordinator and Educational Associate at Carleton College.
Patrick Djerf ’24 is an Interpretive Park Ranger for the National Park Service in Yankton, SD on the Missouri National Recreational River.
Maya Gabor ’24 is a PhD student in Ecology at Penn State.
Amelia Leonard ’24 is an Educational Associate in Geology at Carleton College.
Annika Tuma ’24 is a Geology Trainee at the Kansas Department of Health and Environment
Jingwen (Crystal) Wu ’24 was a Program and Community Assistant while she was a Carleton student.
Lucille Baker-Stahl ’23 is working on a PhD in Earth and Atmospheric Sciences at the University of Houston where she was awarded a research grant on Quantifying Delta Lip Responses to Flow Dynamics to Inform Morphodynamic Models. She presented a paper on Freeze-Thaw Effects on Fine-Grained Sediment Rheology Under Thermokarst Development.
Nicolas Bell ’23 is an Invertebrate Paleontology Research Associate at the University of Oklahoma, working on a master’s degree.
Maya Feldberg-Bannatyne ’23 is a Graduate Student in Geology at California State University in Northridge.
Anna Klein ’23 is a Supervisor at Paddle Boston.
Jennifer Delgado ’22 was a RAY Conservation Watershed Field Scientist Fellow with the Mystic River Watershed Association in Massachusetts.
Rebecca Horwitz ’22 is a Graduate Student at Rutgers University Department of Marine and Coastal Sciences.
Josh Isaacs ’22 is pursuing a PhD in the Thermal Ionization Mass Spectrometer Laboratory at Princeton University.
Allegra Johnson McKee ’22 is a Water Resources Scientist at Young Environmental Consulting Group in Minnesota.
Nattamon (Jeep) Maneenoi ’22 is a Ph.D. Student in Atmospheric & Oceanic Sciences at UCLA. She found her niche at Carleton!
Declan Ramirez ’22 is working on logistics for Gana-A’Yoo Ltd. at McMurdo Station in Antarctica.
Mattison Sheero ’22 is a Park Ranger at Badlands National Park and a self-employed Geoscience Communicator and Educator in South Dakota.
Cassie Smith ’22 is a Senior Field and Laboratory Technician at the Minnesota Geological survey in Minneapolis.
Hanae Uyeda ’22 is a Peace Corps Volunteer in Benin working in Sustainable Agricultural Systems.
Jahmaine Renzo “Jaren” Yambing ’22 has begun a Paleoclimate PhD program in Geological Oceanography at MIT. He’s working in the McGee Lab for Paleoclimate and Geochronology on speleothem-based paleoclimate reconstructions of the Southeast Asian Monsoon.

Sam Anderson ’21 is a Geology Technician at the Maine Department of Environmental Protection.
Julia Baumgarte ’21 is a PhD student in Earth and Planetary Sciences at McGill University in Montreal. She recently wrote on 3D Printing Natural Faults for Rock Friction Experiments.
Zoe Brown ’21 is an Analytical professional with experience in customer service and research, seeking to leverage strong problem-solving and collaboration skills. On the side, she is a server and bartender in Chicago.
Lorraine Byrne ’21 is a Brownfields Project Manager for the US Environmental Protection Agency (EPA) in Boston.
Samara Kroeger ’21 worked for YMCA wilderness camps in Minnesota after she graduated.
Ollie Laub ’21 is a graduate student in Geology at Utah State University.
Oren Lieber-Kotz ’21 is a Senior Associate in the Renewable Thermal Collaborative at David Gardiner and Associates in Virginia. He writes articles for the Renewable Thermal Collaborative.
Gabe Lobet ’21 is a Project Manager at AGree Coalition.
Benjamin Lowry ’21 is working on a Master of Divinity at Yale.
Ezra Muhlheim ’21 is Teen Programs Coordinator at the Lincoln Park Zoo in Chicago.
Lena Nyblade ’21 is a graduate student at the University of Colorado Boulder. She was awarded a 3-year NASA Future Investigator in Earth and Space Science and Technology (FINESST) Fellowship for her research “Using NASA Observations to Assess Snowpack Patterns and Evaluate their Impact on Streamflow Forecasts.”
Amelia Papajohn ’21 is a Project Geologist at Tetra Tech.
Jacyn Schmidt ’21 was a Regional Geoscience Specialist for the Central Council of the Tlingit and Haida Indian Tribes of Alaska.
Heqing Wang ’21 is in Law School at Pace University. She is Executive Productions Editor for the Pace Law Review.
Dennis Wei ’21 is an Energy Analyst at ICF and an Adjunct Professor of Energy Systems Management at the University of San Francisco.
Ellen Wei ’21 is a Environmental Health Science and Policy Student and Graduate Research Assistant at The George Washington University School of Public Health.
Jacob Bransky ’20 is a Civil Design Engineer at SRF Consulting Group in Minneapolis.
Joey Castaneda ’20 is a Field Services/Survey Technician with Emmons & Olivier Resources in Minneapolis, Minnesota, specializing in “protecting our waters, restoring healthy ecosystems, and enhancing our community’s unique sense of place.”
Julia Felderman ’20 is a 3rd Grade Teacher at The Atrium School in Massachusetts.
Abigail “Abby” Gallin ’20 is a Development Database Coordinator at Temple De Hirsch Sinai in Seattle.
Alice Hinzmann ’20 studied the geomorphology of the Gallatin River in Yellowstone National Park while she was a Carleton student.
Berit Hudson-Rasmussen ’20 is working on a PhD at the University of Texas at Austin. Currently she is interested in root zone storage dynamics and runoff generation and how this effects the timing and magnitude of streamflow response post-disturbance. She won First Place in the Early Career Awards at the student Symposium.
Natalie Hummel ’20 is a PhD student in the joint program in oceanography between MIT and Woods Hole Oceanographic Institution.
Nora Mertz-Bynum ’20 is an MD Candidate at Michigan State University College of Human Medicine.
Lily Norwood ’20 is an M.S. Student in Geoscience at the University of Alaska, Fairbanks and a Mineral Resources Intern for the State of Alaska Division of Geological and Geophysical Surveys.
Margaret Anne Puzak ’20 is a Property Manger with Live Close in Minneapolis.
Caleb Rosen ’20 is a PhD student in Earth Sciences at the University of Southern California.
Jordan Shapiro ’20 is Assistant Director of Children’s Case Management at The Morrison Center in Scarborough, Maine.
Allegra Tashjian ’20 is a PhD student in Earth and Planetary Science at Northwestern University in Illinois.
Elizabeth Zhu ’20 is a Software Engineer at Dare in the UK.

2020s | 2000s | 1990s | 1980s | 1970s & earlier

Geology Alumni, 2010–2019

Matt Carter ’19 is a Database Manager for Columbia River Basin Research at the University of Washington.
Natasha Dietz ’19 is a Software Engineer at Amazon Web Services in Seattle.
Aaron Frankl ’19 is an Environmental Scientist at Houston Engineering in the Twin Cities.
Nicholas Gross Almonte ’19 is a Geologist at Geosyntec Consultants in California. While at Carleton he researched the Age and Provenance of part of the Chugach-Prince William Terrane in Alaska.
Quentin Hirsch ’19 is a Geophysicist at Ad Terra Energy in Switzerland.
Sophie Homans ’19 is a Physical Scientist with the U.S. EPA in Ohio.
Eliza Malakoff ’19 is a Science Communicator for the US Geological Survey in Geology, Energy and Mineral Resources in Colorado.
Alysala Malik ’19 researched the Age of Turbidites in the Chugach and Prince William Terranes in Alaska.
Dylan Murphy ’19 is an Staff Geologist with Terraphase Engineering in California.
Kevin Murphy ’19 is a PhD Researcher at University of Michigan. In April 2025 he completed his Masters in Water Resources.
Sarah Ogle ’19 is a Graduate Student at Scripps Institution of Oceanography studying Climate Science.
Sylvie Polonsky ’19 is a Geologist for Teton Skies in Jackson, Wyoming.
Rumya Ravi ’19 is Science Academy Program Manager at the University of Maryland Graduate School.
Kaitlin Schaible ’19 is a PhD Student at the Jackson School of Geosciences at the University of Texas at Austin. Read about her scientific ocean drilling journey.
Clarissa Smith ’19 is a Hydrologist at Dudek in California.
Austin Sorscher ’19 is a Geologist at Stantec in Austin, Texas.
Sara Wall ’19 is a Geoscience PhD student at the University of Montana.
Taiyi Wang ’19 is a Postdoc Fellow at Caltech and an Incoming assistant professor at UT Austin.
Sarah Ward ’19 is a PhD candidate in Physical Volcanology, Igneous Petrology and Fluid Dynamics at Vanderbilt University in Tennessee. Here is her personal web site.

Erin Arntson ’18 is a Signage Specialist for Minnesota Parks and Trails.
Alexa Botelho Alvarez ’18 is a Technical Solutions Team Lead at LiveRamp in New York City.
Aidan Burdick ’18 is a PhD Student at Northwestern University interested in using paleoclimatic signals stored in lake sediments to understand climate change over the last 20,000 years.
Jonas Donnenfield ’18 is a Ph.D. Student at Oregon State University studying paleoclimatology and paleoceanography, focusing on marine sediment cores from the Pacific Northwest margin during past warm periods to understand climate change. He is a contributor to 500 Queer Scientists collective.
Eleanor Fadely ’18 is working on a PhD in Environmental Health Engineering at UC-Davis.
Katie Grosh ’18, a Chaplain Resident at Trinity Health in Michigan and a Social Media Assistant at the Yale Forum on Religion and Ecolory, is passionate about the intersection of faith and ecology.
Victoria Jolly ’18 is a Senior Staff Geologist at Terracon Consultants in Denver.
Konrad Krogstad ’18 is a Hydrologist with PGL Environmental Consultants in Vancouver, BC.
Emma Link ’18 is a Soil Scientist with Practical Farmers of Iowa.
Peter Lindquist ’18 is a PhD Candidate in Earth and Space Sciences at the University of Washington.
Mallory Mintz ’18 is a Graduate Student in Marine Sciences at the University of Georgia. She has gone from Coast To Coast and Back Again.
Chris Parsons ’18 is teaching undergraduate courses at Auburn University including Dynamic Earth, Earth and Life Through Time, and Concepts of Science in Alabama.
Ian Peters ’18 is an Environmental Project Manager at the Minnesota Pollution Control Agency.
Corrie Lucchesi Piehowski ’18 is a Construction Materials Petrographer at Wiss, Janney, Elstner Associates in Illinois.
Grace Pipes ’18 is an Obstetrics and Gynecology Doctor at Cedars-Sinai Medical Center in Los Angeles.
Teddy Reinhardt-Ertman ’18 is an Organizational Assistant with the Yaak Valley Forest Council in Montana.
Kaya Stitzhal ’18 is an Assistant Teacher at the Valley School in Seattle.
Eliza Thomas ’18 is a Knauss Marine Policy Fellow at the NOAA Office of Legislative and Intergovernmental Affairs in Washington.
Preston Wallin ’18 is an Account Manager at Ring Power Utility Equipment in Georgia.
Yijun Wang ’18 is a Postoctoral Researcher at the GFZ Helmholtz Centre for Geosciences in Germany.
Miranda Wiebe ’18 is a Child and Family Therapist in California.
Ying Zhang ’18 is a Landscape Designer with Weston & Simpson in Connecticut.

Josie Arcuri ’17 is working on her PhD at the Institute of Arctic and Alpine Research at the University of Colorado at Boulder.
Peter Barron ’17 is a Geographic Information Systems Specialist at Terra-Gen in Denver.
Pete Boerma ’17 is an Construction Permitting and Environmental Scientist at Energy Environmental Group in the Energy Environmental Group in Arizona.
Kyra Bornong ’17 is recently wrote on how LiDAR mapping shows details that traditional photography can’t. Also, she spoke on combining LiDAR with InSAR to document the distribution and activity of landslides in Yellowstone National Park.
Willie Freimuth ’17 wrote on the amazing Paleontology of Egg Mountain while he was working on an MS in Earth Sciences-Paleontology (trace fossils) at Montana State University.
Andrew Keene ’17 is a Geophysicist at SM Energy Company in Colorado.
Charles Linneman ’17 is a Research Associate at Western Washington Univeristy in Richland, WA.
Mara MacDonell ’17 is an EV Charging Program Manager for the Washington State Department of Commerce’s Energy Division in Washington state.
Spencer O’Bryan ’17 is a Landscape Architecture Graduate Student at the Harvard University School of Design. While at Carleton Spencer researched the Effects of Beaver Occupations on a Sediment Budget.
Haley Olson ’17 is a Chemist for Planetary in Nova Scotia.
Stefan Payne-Wardenaar ’17 is a freelance Animator and Video Editor and Scientific Visualizer at Heidelberg University. He worked on animation for this video about the Milky Way.
Erin Rickson ’17 is an Collections Manager at the British Museum in Reading, England.
Maximilian Rohde ’17 is a Biostatistician at Bristol Myers Squibb.
Emily Ross ’17 is an Associate at McKinsey & Company.
Chloe Rouhandeh ’17 is a Manager in the Marketing Rotational Program at Pfizer.
Jesse Rubin ’17 is a Software Developer at Dynamic Graphics in California.
Leah Sacks ’17 is a Postdoctoral Researcher at NASA Jet Propulsion Laboratory, Planetary Geologist, and a Book and Castle Enthusiast.
Aaron Schwab ’17 is an MD-PhD Student at the University of Nebraska Medical Center in Omaha.
Anna Thompson ’17 is a Hydrologist in the Caspar Creek Experimental Watershed in California for the US Forest Service. As a Carleton student she researched Vesicle Distribution in Glaciovolcanic Pillow Lava in Iceland.
Erin Young-Dahl ’17 is a Physical Scientist at the US Environmental Protection Agency in Texas.

Noah Anderson ’16 is a geochemist and carbonate sedimentologist working on open-system solutions to the climate crisis with Cascade Climate in Minneapolis.
Nelson Bandy ’16 is a Geologist and Educator (Outdoors, Mental Health, SEL). While he was a Carleton student, he studied a Hyaloclastite Derived From A Basaltic Magma in Iceland.
William Chapman ’16 is a Postdoctoral Researcher in Earth Science at UC Santa Cruz, California. He developed an automated, Python-based GIS workflow to evaluate potential for stormwater-based managed aquifer recharge projects, using the Pajaro Valley (CA) as a test case.
Ilana Crankshaw ’16 is a Senior Staff Scientist at S.S. Papadopulos & Associates in Colorado. She is a Hydrogeologist.
Sally Donovan ’16 is a Doctoral Student at the University of Minnesota, researching urban forests with the Minneapolis-St. Paul Urban Long Term Ecological Research Program. While she was at Carleton she researched the Effects of Historic Charcoal Production on Soil Morphology and Geochemistry in Northwestern Connecticut.
Sarah Jordan ’16 is an Environmental Engineer in hydrology and water management at LimnoTech in Minnesota. While at Carleton she researched the Strain Path and Thermal History of a Quartzite in the Deep Crust of an Orogenic Plateau in Nevada.
Caroline Lauth Quarrier ’16 is the Independent Studies Coordinator and Medical Coordinator at The Outdoor Academy in North Carolina.
Shanti Penprase ’16 is a Postdoctoral Fellow at Dartmouth College. While at Carleton Shanti researched the Leaching Behavior of a Goethite Acid Mine Drainage effluent.
Jeff Rosen ’16 is a J.D. Candidate at Washington University School of Law.
Forrest Williams ’16 is a Research Software Engineer with the Alaska Satellite Facility.

Lydia Auner ’15 is an Environmental Geologist with TRC Companies in Madison, Wisconsin.
Anders Berglund ’15 is a Staff Attorney with Mid-Minnesota Legal Aid’s Youth Law Project in Minneapolis.
Luke Fairchild ’15 is a Data Scientist at KoBold Metals in Wisconsin.
Bill Grimm ’15 is a Geographic Information System Specialist with the Minnesota Geological Survey. While at Carleton, Bill did a research project on the Provenance of the Orca Group of the Chugach-Prince William Terrane in Alaska.
Emily Houlihan ’15 is an Engineering Geologist at the State Water Resources Control Board in California.
Jabari Jones ’15 teaches Earth and Oceanographic Science at Bowdoin College in Maine. While he was in grad school he wrote on the need for Accomplices, Not Allies in the Fight for an Equitable Geoscience. He also finds geology field trips invaluable in enhancing the learning experiences of undergraduate students.
Charles (Omar) Kaufman ’15 is a self-employed Mathematics Teacher.
Cal McCulloch ’15 is a Firefighter (Hazardous Materials Technician) for the City of Seattle.
Rudy Molinek ’15 is publishes the Under Our Feet podcast series. While he was a Carleton student he did a research project on the Ages and Provenance of part of the Tofino Basin Sedimentary Sequence in the Olympic Peninsula of Washington.
Jayne Pasternak ’15 is a homemaker in the Dessonville family and Former Faculty Member at Trinity School at River Ridge in the Twin Cities.
Julia Reich ’15 is Associate Director of Academic Operations, U of M College of Food, Agricultural and Natural Resource Sciences in St. Paul.
Lauren Salberg ’15 is a Geologist at West Yost Associates in Caifornia.
Emma Schneider ’15 is a Quaternary Glacial Geologist with the Minnesota Geological Survey.
Jackson Vanfleet-Brown ’15 is a Hyedrographic Surveyor at Saildrone in California. Here is Saildrone’s Wikipedia page.
Jacob Viesselman ’15 is a Software Engineer at Alicat Scientific.

Sarah Alexander ’14 is a Water Resources Management Policy Manager with a focus on climate adaptation, resilience, and sustainability for the Massachusetts Executive Office of Energy and Environmental Affairs.
Cassandra Brigham ’14 recently finished her PhD in Geology and Earth Science at the University of Washington in Seattle and is doing a PostDoc in Geospatial AI and Geostatistics at Arizona State University.
Catherine Christenson ’14 is a Hydrologist with the US Geological Survey Upper Midwest Water Science Center in Wisconsin.
Jennie Chu ’14 is an Engineering Manager at Seesaw Learning in San Francisco.
Anderson Cole ’14 is a Facilitation and Stakeholder Engagement Specialist with CDR Associates in Boulder, CO. In this role he supports facilitation, stakeholder engagement, and communications for projects in transportation, water, and public lands management.
Brian Frett ’14 is a Natural Gas Liquids trader at CHS, an agricultural co-op in Minnesota. While he was a Carleton student he did a research project on the Ages of the Paleocene Orca Group and Upper Cretaceous Valdez Group in Alaska.
Chelsea Wagner Gendron ’14 is an Eighth Grade Science Teacher in North Attleboro, Massachusetts.
Mary Reagan Harvey ’14 is a Senior Product Manager for BiggerPockets.
Rachel Johnson ’14 is a Water Resources Engineer with Herrera Environmental Consultants in Seattle. At Carleton, she researched Delta Progradation in a Flood Control Reservoir in Massachusetts.
Maureen Kahn ’14 is a Content Specialist at the Science Education Resource Center in Northfield and an Artist interested in observation and natural sciences.
Elizabeth Kimberly ’14 is a Staff Scientist at Natural Systems Design in Bellingham WA.
Ryan Lawrence ’14 is a Restoration Ecologist for the New York Restoration Project.
Lucy Livesay ’14 is Communications Director for The Protection Campaign at The Resources Legacy Fund in Colorado.

Chloe Nelson ’14 reviews environmental impacts analyses and prepares EPA’s comments in compliance with the National Environmental Policy Act and the Clean Air Act at the US Environmental Protection Agency (EPA) in California.
Mackenzie Persen ’14 is a Public Events Manager Filoli in California.
Mariah Radue ’14 is a Geologist for the Caribou-Targhee National Forest in Idaho. She recently co-authored a study Quantifying 40 Years of Rockfalls in the Yosemite Valley.
Brianna Rick ’14 is a Remote Sensing/GIS Analyst for RedCastle Resources in Montana. She recently wrote on how Outburst Floods in Alaska and the Himalayas show evolving hazards in a warming world. While she was at Carleton, Brianna researched the Ages of Detrital Zircons on Baranof Island in Alaska.
Milana Socha ’14 is Head Swim Coach at Dartmouth College. Here’s another story about her.
Kaopua Sutton ’14 is a registered nurse at Carteret Health Care in North Carolina.
Cameron Webb ’14 is a Sourcing Manager-Real Estate and Facilities Procurement at Nike Inc. in Oregon. He also is Head Baseball Coach at Scappoose High School and was awarded Coach of the Year honors in 2025.
Josh Zoellmer ’14 is Vice President of Growth and Strategy at Kraemer Mining and Materials in Minnesota; here’s his personal web site describing his passion for the outdoors and applications of GIS to a career doing meaningful conservation-related science.

Thomas Birren ’13 is a Staff Geologist at SCS Engineers Long Beach in California.
Schuyler Metcalf ’13 is a Senior Consultant at the IT firm Wostmann and Associates in Juneau, Alaska.
Lillian Pearson ’13 is an Operations and Engagement Manager for Ceiba Foundation for Tropical Conservation in Wisconsin.
Rose Prullage ’13 is a Librarian at Washington County and Anoka County libraries in Minnesota.
Nicolas Roberts ’13 teaches Geology at Hamilton College in New York. While he was at Carleton he researched Radioactive Isotopes in the Chugach-Prince William Terrane in Alaska.
Caroline Scheevel ’13 is an Engineering Geologist at BGC Engineering in Colorado.
Kaj Snow ’13 is an Environmental Geophysics Geologist with Parsons Corp. in Denver.
Tyler Schuetz Watkins ’13 is a Project Manager at SCS Engineers in California. When she was a Carleton student she researched the Paleoenvironment of the Chickaloon Formation in Alaska Through Fossil Assemblages.
Taylor LaCasse Willow ’13 is a GIS Specialist with the US Forest Service in Colorado.
Andrew Wolter ’13 is a Customer Support Analyst at SPS Commerce in Minneapolis.

Charlotte Alster ’12 is a Lecturer at the Lincoln University in New Zealand (here’s another link) working on microbial ecology, biogeochemistry and science communication. Check out her stunning water ballet on microbial activity in soils. Charlotte recently was awarded the Likens Award For Soil Science.
Adam Denny ’12 earned a PhD in Geochemistry at the University of Wisconsin – Madison. He published an article on the history of pore water oxygen isotope evolution in the Cretaceous Travis Peak Formation in East Texas.
Hannah Hilbert-Wolf Haemmerli ’12 teaches hydropolitics, sustainable water governance, institutional change, political ecology and economy, and sustainable development at Washington State University. When she was a Carleton student she did a field research paper on the Provenance of a Unit of the Orca Group in the Chugach-Prince William Terrane in Alaska.
Laura Hockenbury ’12 is an Organizational Development Consultant in Colorado. She gave an excellent TEDx talk on life as a service worker.
Evan Johnson ’12 is an Application Security Engineer at Commerce.
Elizabeth Lundstrom ’12 is a Geochemical Analyst at the University of Minnesota.
Ailsa McCulloch ’12 is Canada West Lead for the North America Funding Program and Project Manager (Environmental Services) at Stantec in British Columbia, Canada.
Megan Ferre Resh ’12 is Marketing Operations Manager at the Navy Mutual Aid Association.
Peter Scheuermann ’12 is Head of Technology and Co-founder at Arca, a University of British Columbia start up company that is developing technologies to maximize carbon mineralization in mine tailings and create carbon-negative mining operations.
Angus Vaughan ’12 is a Hydrologist and Geomorphologist with the USGS.

Alex Walker ’12 is a Civil Engineer with the U.S. Bureau of Reclamation in Utah. Here is his web site.
Nina Whitney ’12 is the Student Engagement Lead in Marine and Coastal Science at Western Washington University. Here is her web site. She recently led a study that found that r apid 20th century warming has reversed a 900-year cooling in the Gulf of Maine.
Griffin Williams ’12 is head brewer and founder in his family’s brewery in Seattle.

Miki Beavis ’11 is a GIS coordinator for City of Napa, California.
Will Betke-Brunswick ’11 creates trans and nonbinary cartoon books (available on Amazon). Two interesting interviews with Will about their writing process are here and here.
Annie Boucher Krumdieck ’11 is a Director of Operations for the Juneau Icefield Research Program in Alaska.
Benjamin Chilson-Parks ’11 is an Associate Professor in Residence in the Department of Geosciences at the University of Connecticut.
Nick Holschuh ’11 teaches Climate Studies in Geology at Amherst College in Massachusetts. He also studies the Antarctic Ice Sheet and was a co-author in a Nature Geoscience paper using radar to image subglacial topography.
Ray McGaughey ’11 is Director of Development and Financial Aid at High Mountain Institute in Colorado.
Alissa Morson ’11 is Director of International Recruitment and Communication at Minnesota State University, Mankato.
Alice Newman ’11 is a Brand Coordinator at Nuna in the Netherlands.
Masaru Nobu ’11 is a Senior Researcher at the Japan Agency for Marine-Earth Science and Technology.
Noah Randolph-Flagg ’11 teaches Earth and Environmental Sciences at the University of Kentucky and is an Affiliate Research Scientist at the Blue Marble Space Institute of Science in Seattle. He recently co-authored a paper on Exposed columns in the Valles Caldera ignimbrites as records of hydrothermal cooling, Jemez Mountains in New Mexico. He recently gave a talk on Rain falling on hot rocks: how critical mineral deposits and hazards emerge from hydrothermal processes.
Ana Vang ’11 is a Regulatory Compliance Specialist for the electric utility Minnesota Power.
Andrew Walters ’11 is a Postdoctoral Researcher at the University of Arizona.
Adrienne Wilber ’11 is on the board of the Sitka (Alaska) Conservation Society. Here’s a neat story from NPR about Adrienne fishing with her father. She also raises bees.

Lila Battis ’10 is a freelance writer, editor, and former senior editor at Travel + Leisure in New York. Here are some of her stories. Here are some of her stories. She also has recently written on the Maine Lobsterman Statue and El Palace Barcelona.
Laura Bazzetta ’10 is the Sales Manager at the gourmet cooking store Arome in Redmond, Washington.
James Bethune ’10 is a Software Quality Program Engineer for TerraPower in Seattle.
David Brink-Roby ’10 is an Assistant Professor of Geology at Marshall University in West Virginia.
Travis Drake ’10 is a Carbon Biogeochemist at ETH Zurich and a Post-Doctoral Researcher in Sustainable Agroecosystems in Switzerland.
Jordan Epstein ’10 is a founder and CEO of Juno in California, the first company in the U.S. to provide child disability insurance.
Nathan Evenson ’10 is a Geologist at Kane Environmental Inc. in Seattle.
Neil Foley ’10 teaches Physics and Environmental Geophysics at Montana Western.
Mark Hagemann ’10 is a Data Scientist in Virginia.
Lauren Howell ’10 is a Space Systems Engineer at Sierra Space Defense in Colorado.
William Jacobson ’10 is a Software Engineer at TENEX.AI in California.
Sam Kanner ’10 is a Co-Founder and CEO of Aikido Technologies, making it possible to manufacture and deploy floating wind turbines around the world.
Dylan Linet ’10 is a Design Build and Real Estate Agent in Minneapolis.
Zach Montes ’10 works at a media company in Wyoming that helps local non-profits tell their stories through modern channels.
Michael Mooney ’10 is an EMT and Nurse in Maryland.
Allison Pfeiffer ’10 is teaches Fluvial Geomorphology at Western Washington University.
Kimberly Elson Pollock ’10 is Lead Brewer at a Laughing Monk Gastropub in California.
Andrew Ritts ’10 is a petroleum geologist for Shell Oil Company.
Nate Ryan ’10 is a freelance Photographer, Director, and Visual Content Strategist. He took the pictures for this New York Times story.
Julia Schwarz ’10 is a hydrogeologist (sediment cleanup specialist) for Seattle Public Utilities.
Chelsea Scott ’10 is a Research Geophysicist imaging natural hazards from above, and an Assistant Research Professor at Arizona State University.
Mahima Swarup ’10 is a Director of Strategy & Performance at SPG Dry Cooling and a Co-Founder of the new company Captur Tower in Europe. Captur Tower aims to use innovative technology added to existing cooling tower infrastructure to remove carbon dioxide from the atmosphere; the carbon dioxide can then be put into permanent storage or recycled as a separate product.
Stuart Sweeney Smith ’10 is a Design for Sustainability and Lifecycle Assessment Process Steward at Boston Scientific.
Allison Vitkus ’10 is a Resource Management Assistant at the Royal Tyrrell Museum of Palaeontology in Alberta.
Sibo Wang ’10 is a Senior Support Operations Coordinator at Harvard Business School.
Sophie Williams ’10 owns and runs Raven Breads, a bakery in Bellingham, Washington. Here’s more about it.

2010s | 2000s | 1990s | 1980s | 1970s & earlier

Geology Alumni, 2000–2009

Jonathan Aronson ’09 is an Anesthesiology Resident at the University of Arkansas for Medical Science in Little Rock.
Kathryn Buckner ’09 is a Staff Attorney for the Minnesota Department of Natural Resources.
Kort Butler ’09 is a member of the Field Staff with Braun Intertec Corporation.
Lauren Colwell ’09 is a Permitting Project Manager with The AES Corporation in the Twin Cities.
Kirke Elsass ’09 is a Researcher and Curriculum Developer at Yale University. He has published on the history and cultural ramifications of cement and on A History of Cement, Ecology and Theology in the Construction of Modern American Prison.
Mary Henke-Haney ’09 is an Education Coordinator for the St. Paul, MN, Park System. In September she conducted a nocturnal class on surveying bats in Crosby Farm Park.
Justin LaMont ’09 is Director of Application Engineering with the Sierra Club in New York.
Tiffany Leonard ’09 is a Science Editor at Compuscript Limited and a Science Curriculum Writer at Renaissance Learning in Illinois.
Katie Marks ’09 lives at the intersection of marketing and science as a Marketing Operations Lead at Cielo in Wisconsin.
Maija Sipola ’09 teaches Geoarchaeology and Environmental Geology at Miami University in Ohio.
Kristin Sweeney ’09 is an Assistant Professor in Environmental Studies at The University of Portland in Oregon. Here is her website.
Phil Varela ’09 is a Museum Curator at Big Bend National Park in Texas. In this video he explains why it’s important to report, rather than collect and turn in to the park rangers, human litter and artefacts found in wilderness archaeological sites.
Elizabeth Webb ’09 is an NSF Postdoctoral Fellow in climate and data science at Duke University. She is an ecologist studying climate change in the Arctic, a longtime science educator, and an alumna of the SNRE’s PhD program in Interdisciplinary Ecology.

Karen Aydinian ’08 was a Seasonal Core Logging Geologist for Aurora Geosciences in Alaska last summer.
Michael Barrett ’08 is an Account Executive with Bicycle Pies and EF Explore America in San Francisco.
Katie Bovee ’08 is a Land School Guide, Naturalist and Residential Coordinator for Lake Country Montessori School in Minneapolis.
Dan Callahan ’08 is Director of Product Development at F5 in the UK.
Karin Brown Colby ’08 is Head Men’s and Women’s Swimming Coach at Swarthmore College. Here’s a story about their winning results.
Matt Dettinger ’08 is an Academic Editor at American Journal Experts.
Ethan Hyland ’08 teaches sedimentology, stratigraphy and paleontology at North Carolina State University. He is also Principal Investigator with the Paleo3 Research Group.
Hannah Kinzie ’08 is a Senior Manager | Climate Change and Sustainability Services for Ernst and Young in the Chicago area.
Calvin Lieu ’08 is an Adventure Learning Coordinator at the International School in Hong Kong.
Tyler Mackey ’08 teaches Sedimentology at the University of New Mexico.
Cicely Miltich ’08 is a Deputy General Counsel at Jack Link’s Protein Snacks in Minneapolis.
Marc Monbouquette ’08 is Senior Manager, Policy and Government Affairs at Electrification Enphase Energy in California.
Samantha Nakata ’08 is a GIS Enterprise Administrator for Clark County, Washington.
John Nowinski ’08 is Hydrogeologist at Brice Environmental Services in Michigan.
Libby Ritz ’08 is a Technical Writer-Editor for the US Army Corps of Engineers.
Sam Roberts ’08 is an Avian Ecologist at the University of Delaware.
Perry Spector ’08 is a Data Scientist at Lineage Logistics in Seattle.
Lydia Staisch ’08 is a Research Geologist with the US Geological Survey in Oregon. Here’s her personal web site.
Clara Tsang ’08 is Vice President for Public Relations and Communications for Visit Huntington Beach, California.

Lauren Andrews ’07 published a paper on water movements affecting Greenland’s glaciers. Here are some interesting diagrams of her work.
Keith Christianson ’07 is a Workflow Optimization Advisor for Chevron.
Nate Dixon ’07 is a Flight Reliability Engineer and Dragon Chief Engineer at SpaceX.
Mark Dyson ’07 is a Managing Director at Rocky Mountain Institute in Colorado. He has written numerous articles about electrical energy.
Jack Gibbons ’07 is a Geochemist/Data Scientist with Life Cycle Geo, LLC in Duluth.
William Guenthner ’07 teaches structural geology and geochronology at The University Of Illinois; here is a list of recent news articles about Dr. Guenthner’s work.
Kelly Hereid ’07 is Head of Catastrophe Research & Development at Liberty Mutual Insurance in California.
Gloria Jimenez ’07 is a Market & Product Specialist – Catastrophe Risk Management at RMS – A Moody’s Analytics Company in Seattle.
John Kracum ’07 is a General Counsel at Misfits Gaming Group in Florida.
Ross Mitchell ’07 is a Professor at the Institute of Geology and Geophysics at the Chinese Academy of Sciences.
Kendra Murray ’07 teaches Mineralogy and Petrology, Tectonics and Geomorphology at Idaho State University. Here is her personal web site.
Selena Pang ’07 is an Environmental Scientist at the San Francisco Estuary Institute.
Sarina Yospin Partridge ’07 is a musician, song-leader and educator in Minneapolis, Minnesota. Here’s one of her many songs.
Donald Penman ’07 teaches Paleoceanography, Sedimentology, and Geochemistry at Utah State University.
Megan Rohrssen ’07 is a Cofounder of the Data Engagement and Access Project in Bainbridge Island, Washington and an Adjuct Professor at Central Michigan University.
Ellen Root ’07 is an owner of Really Good Gardeners in Ely, MN.
Susan Schnur ’07 is the Publications Group Manager at the Washington State Department of Natural Resources.
Dan Shapiro ’07 is an Attorney at Winston & Strawn in New York.
Cliff (Swanson) Swanberg ’07 is a Business Technology Manager with Mytech Partners in New Brighton, MN.
Carl Ulberg ’07 is a Software Engineer at the Pacific Northwest Seismic Network in Seattle.

Margaret Doheny-Skubic ’06 is a Project Manager at Weston Solutions, Inc. in Chicago.
Kelsey Dyez ’06 is a Research Lab Specialist at the University of Michigan at the University of Michigan in environmental science. Here is his personal website.
Lee Finley-Blasi ’06 researched the ages of the Fond Du Lac and Hinckley Sandstone Formations when he was a Carleton student.
Rebekah Lundquist Johnson ’06 coached the Blake School Drone Racing Team. She also teaches science at Blake.
Dan Jones ’06 teaches Geomicrobiology at New Mexico Tech.
Rachel Brown Reid ’06 is a Paleoecologist at Virginia Tech interested in how disturbances, such as climate and environmental change, impact species, ecosystems, and their interactions over a range of timescales. Here is an example looking at the eco-evolutionary diversity of grassland to forest gradients in the South American Orinoquia.

Michael Bagley ’05 is a Hydrologist at HWA Geosciences, Inc. in Seattle.
Tim Beaster ’05 is a Conservation Specialist for the South St. Louis Soil and Water Conservation District. He co-authored a report on Stressors In The Lake Superior Watershed.
Will Gallin ’05 is an Environmental Geologist for GSI Environmental in Washington state. He also co-authored a paper on Landslide Susceptibility of the Columbia Gorge. Recently he has been working on finding storage places for carbon fluids to decarbonize the atmosphere.
Callen Hyland is a Teaching Professor at the University of San Diego in California.
Emily LeVine ’05 operates a vegetable farm in Idaho. She knows how to Garden For The Apocalypse.
Andrew Lorenz ’05 is an Environmental Engineer at Arcadis in Detroit.
Louise Miltich ’05 is Executive Vice President at the Great Plains Institute for Sustainable Development in St. Paul.
Pam Moeller ’05 is a GIS Analyst and Geologist with the consulting firm Jacobs in Olympia, Washington.
Cristina Robins ’05 teaches Invertebrate Paleontology at the University of Alabama in Tuscaloosa, Alabama.
Emily Schwing ’05 is a Reporter for Reveal and Freelancer for NPR, the New York Times, PRI, CBC, BBC and other news outlets. Here are some of her recent stories.
Marisa Sowles ’05 is a Water Resource Specialist at Geum environmental Consulting in Montana.
Nick Swanson-Hysell ’05 teaches Earth and Environmental Sciences at the Institute for Rock Magnetism at the University of Minnesota. This page lists his projects.

Kristin Bergmann ’04 teaches sedimentary geology at M.I.T. She wins praise from her students for doing a great job of explaining the basics as well as taking a deep dive into the earth’s geological and biological history, by examining rocks, minerals, and fossils. Here is an interesting video about how she looks at the Earth.
Sean Bryan ’04 teaches Geology at Colorado State University.
Dave Auerbach Colwyn ’04 is a Faculty Affiliate at The University of Colorado at Boulder. Here is his personal web page.
Jeff Dorr ’04 is a Senior Analyst at J Capital Research in Hong Kong.
Annaliese Eipert Miller ’04 is a Geologist with Geosyntec Consultants in Montana.
Joseph Graly ’04 studies the chemical evolution of high latitude rocks at Northumbria University Newcastle in the U.K. studying the chemical and physical processes occurring beneath the world’s large ice sheets in Greenland and Antarctica.
Kristin James ’04 is a veterinarian in Idaho.
Lyndsey Kleppin ’04 is a geologist with the consulting firm Jacobs in Alaska.
Bess Koffman ’04 is a geology professor at Colby College in Maine. She studies past changes in Earth’s climate system using a combination of field and laboratory approaches.
Breanyn MacInnes ’04 teaches geology at Central Washington University. She is particularly interested in Coastal Geology, Geoarchaeology, Neotectonics, and Sediment Transport and Erosion. Here is her LinkedIn page.
Sarah Margoles ’04 teaches Science at Miller Middle School in Durango, Colorado. She teaches Space Science!
Leah Morgan ’04 is a Research Geologist with the US Geological Survey’s Geology, Geophysics, and Geochemistry Science Center in Denver.
Brandon Murphy ’04 is a Geologist with Divis Consulting in California.
Gabe Nelson ’04 is a Lab and Field Operations Manager with PV Lab in Australia, a specialized test lab that works on photovoltaic equipment.
Kristin O’Connell ’04 is an Evaluation/Education Specialist for the Science Education Resource Center (SERC) at Carleton College.
Lisa Kanner Welsh ’04 is a Senior Scientist at Geosyntec Consultants in California.

Liz Cassel ’03 teaches Tectonics and Sedimentology at the University of Idaho. Here is her research project website; she coauthored this paper on Surface uplift of the central Cascade Range, northwestern USA, via Oligocene to early Miocene crustal thickening.
Amalia Doebbert ’03 is an Regional Geoscienctist for Total Energies in Texas.
Nancy Harris ’03 is a Groundwater Geologist for the Nebraska Department of Environmental Quality.
Benjamin Harrison ’03 is an Environmental Scientist for Water Resources for the Port Gamble S’Klallam Tribe in Washington state.
Melissa Keevil ’03 took a trip powered by waste road fat.
Tiffany Larsen ’03 is an Apparel Buyer at Mountain Supply in Bend, Oregon.
Devin McPhillips ’03 is a Research Geologist at the USGS. He recently contributed to an report on how Strong shaking from past Cascadia Subduction Zone earthquakes are encoded in coastal landforms.
Adrienne Hacker Pahl ’03 is a Neonatologist at the University of Vermont.
Marshall Sundberg ’03 is a Pore Pressure and Geomechanics Advisor at Apache Corporation.
Graham Zorn ’03 is an attorney in the Washington, D.C. office of Beveridge & Diamond, P.C., specializing in Environmental Law. He has been honored for his pro bono work to restore Muscogee Nation citizenship to descendants of Black Creek Freedmen.

Christian Andreassi ’02 is a Division Manager at the University of California-San Francisco.
Heather Borkowski ’02 is a sensory herbologist, farmer and personal coach in Scotland.
Kizzy Charles-Guzman ’02 has become the new Chief Executive Officer of the Center for Environmental Health in California, after many years leading the New York City Mayor’s Office of Climate and Environmental Justice. In this video she discusses how New York City residential buildings can be made more climate-resistant.
Lauren Chetel ’02 is a Geologist for BP Oil in Houston.
Elizabeth Clark ’02 is a Computational Hydrologist, Wastewater Engineer (Modeling) with the King County Wastewater Treatment Division in Seattle.
Benjamin Drummond ’02 makes documentaries with his wife and partner Sara Joy Steele on climate change and other global environmental issues. Here is his LinkedIn page and here is a page about Benj and his wife Sara.
Andrew Gendaszek ’02 is a Senior Geologist at King County DNRP – River and Floodplains Management Section in Washington State.
David Hunziger ’02 is a Woodworker and Operations Manager at Urban Hardwoods in Seattle. He co-authored a book about Native American Artifacts found in Wisconsin.
Matt Kuharic ’02 is the Climate Change Program Manager for King Co., Washington. Matt was consulted by the New York Times about the Climate Impacts of Neighborhoods (near the end of the story).
Katja Meyer ’02 teaches Environmental Science at Willamette University in Oregon. Here is her personal home page. She recently coauthored a paper entitled End-Permian marine extinction due to temperature-driven nutrient recycling and euxinia in Nature Geoscience.
David Nickerson ’02 is a Physician Medical Director at Sheridan Memorial Hospital in Wyoming.
Alyssa Thomas ’02 is a Social science consultant for the Central American NGO MarAlliance in California.
Hilary Gittings Trethewey ’02 is a Data Scientist and Employee Experience Specialist at W.L. Gore & Associates in Pennsylvania.

Will Amidon ’01 teaches Geology at Middlebury College.
Kate Anders ’01 is the Department Coordinator of Geology, Physics and Astronomy at Macalester College in Minnesota.
Phil Anderson ’01 teaches paleontology and evolutionary biology at the University of Illinois, Urbana-Champaign. He recently wrote on the nuanced biomechanics of saber-toothed predators.
James Bishop ’01 is an Earth Science Advisor in the Reservoir Management Group at Tengizchevroil in Kazakhstan.
Jake Eaton ’01 is a science teacher at Madison Country Day School in Wisconsin.
Scott Hynek ’01 is a Hydrologist for the US Geological Survey in Utah.
Elizabeth Valaas Hyslop ’01 is a Senior Quality Assurance Specialist at Arrowhead Pharmaceuticals in Wisconsin.
Ani Kame’enui ’01 is Director of Advocacy for the Clean Economy Project.
Matthias Kirch ’01 is a Data Strategist at the University of Michigan.
Isaac Larsen ’01 is teaches geomorphology and landscape evolution at the University of Massachusetts at Amherst.
Jamie Levine ’01 teaches geology at Appalachian State in North Carolina.
Elizabeth Lowham ’01 is Dean of the College of Social Sciences at Fresno State.
Peter McAuliffe ’01 is a Principal and Development Manager at the Seneca Group in Seattle.
Aleshia Mueller ’01 is a filmmaker and Script Supervisor for IATSE Local 161 as well as Director at Sea to See Film in the Twin Cites area, and she owns Reel Nomad Productions.
Laura Cleaveland Peterson ’01 teaches Earth and Environmental Science at Luther College in Iowa.
Ned Phillips ’01 is a Conservation Associate with the Minnesota Land Trust.
Sarah Johnson Phillips ’01 is an attorney in Minneapolis working on renewable energy issues.
Sara Decherd Rutzky ’01 teaches geology at Wake Technical Community College in North Carolina. Here is her LinkedIn page.
Anne Sawyer ’01 is a Board Conservationist with the Minnesota Board of Water and Soil Resources.
Carl Tape ’01 develops, teaches and applies techniques in computational and observational seismology at the University of Alaska-Fairbanks. Here’s a description of his work.
Trent Terriquez ’01 is a Management Consultant after many years of working for Nike.
Galen Ward ’01 is the founder of Working Title Startup building online products in Seattle.

Tom Alcivar ’00 founded and runs Train Me Tom Fitness.
Christina Berglund ’00 is a land use and environmental attorney at the Remy Moose & Manley law firm in California.
Sara Bertelson Smith ’00 is Assistant to General Manager, Environmental Services with the Metropolitan Council of the Twin Cities in Minnesota.
Jean Dixon ’00 teaches geology at Montana State University. Here is her LinkedIn page.
Matt Howard ’00, a world traveler, experienced software development lead and cybersecurity student, has gone back to school at the University of Maryland Global Campus.
Jon Jensen ’00 is Director of Sustainability at MaGrann Associates in Pennsylvania.
Zachary Katz ’00 is Vice President, Essential Medicines at Clinton Health Access Initiative in Switzerland.
Anna Nelson Laloe ’00 is Global STEM and Community Engagement Program Manager, Global Sustainability at Arcadis.
Anders Matney ’00 is an Architect at Rehkamp Larson Architects in Minneapolis.
Luc Mehl ’00 is an adventurer! He has an active presence on YouTube as well.
Liz Penny ’00 is a Learning Consultant at CodePath, which delivers courses and career support centered on the needs of Black, Latino/a, Indigenous, and low-income students.
Patrick Roehrdanz ’00 is a Director – Climate Change and Biodiversity at Conservation International. He wrote on “Why protected forests are critical to reaching climate goals.” Here is his LinkedIn page.
Sean Sturges ’00 is a Senior Vice President, Financial Advisor at D.A. Davidson Companies Great Falls, Montana.
Stacy Tellinghuisen ’00 is the Deputy Director of Policy Development for Western Resource Advocates, a Rocky Mountain area law and policy organization.
Erica Richardson Wallstrom ’00 is an Albert Einstein Distinguished Educator and Rowland Fellow with the Rowland Foundation and Senior Associate for the Great Schools Partnership.
Annie Winkler ’00 is an Facilitation and Cooperative Consultant in Vermont.
Liila Woods ’00 is a GaBi Solutions Account Executive at Sphera in Seattle.

2010s | 2000s | 1990s | 1980s | 1970s & earlier

Geology Alumni, 1990–1999

Alison Anders ’99 teaches geomorphology and climate change at the University of Illinois Urbana-Champaign.
Erika Beyer ’99 is a freelance scientific illustrator and graphic designer.
Mizu Kinney Burruss ’99 is the Executive Director and Project Manager for the Siuslaw Watershed Council in Oregon.
Emily Burton ’99 is an elementary teacher at Ridgeline Montessori School in Oregon.
Marin Byrne ’99 is the Director of Donor Relations and Advancement Operations, Institute on the Environment, in Minneapolis.
Alison Jerris “AJ” Chalom ’99 is an Administrator for the Highland Park Community Foundation in Illinios.
Rachel Davis ’99 is an Educational Technologist at the Hamlin School for girls in California.
Carrie Davis Todd ’99 teaches geomorphology, hydrology and hydrogeology at Baldwin Wallace University in Ohio. She led an off-campus program in Iceland in 2022.
Ben Deiner ’99 is a physician in California.
Noah Finnegan ’99 teaches geomorphology and tectonics at UC-Santa Cruz. Here is his LinkedIn page.
Brian Fleming ’99 is a financial Advisor at Focus Financial in Minnesota.
Heidi Guetschow ’99 is Managing Counsel, Commercial and IP Transactions at Ohalo.
Erich Heydweiller ’99 is an Exploration Geologist with Apache Corporation in Houston.
Bret Higman ’99 is an Alaskan explorer running Ground Truth Trekking and a project manager at Nuka Research and Planning Group. Who’s Bret Higman?
Kate Hofmann ’99 is a freelance writer in Michigan. She’s on the staff of the Grass River Natural Area in Michigan.
Millie Kimes ’99 teaches math at Portland Waldorf School in Oregon.
Andrew Mattox ’99 is a Wildand Firefighter and Medic in Alaska.
Chuck McCallum ’99 is a Software Developer at OpenDP in Boston.
William Pike ’99 is Interim Deputy Director for Science and Technology at Pacific Northwest National Laboratory in Richland, Washington.
Michael Rhodes ’99 is a Division Director of Hospital Medicine at Hennepin Healthcare in Minnesota.
David Schneider ’99 was a Research Scientist at the National Center for Atmospheric Research in Colorado.
Nate Sheldon ’99 teaches geology and paleoclimates at the University of Michigan.
Mike Smith ’99 teaches sedimentology and geochronology at Northern Arizona University.
Ken Tape ’99 is a Research Assistant Professor in Ecology at the Institute of Northern Engineering, University of Alaska Fairbanks. In this article he examines the expansion of beaver habitat in the Alaskan Arctic.

Megan Anderson ’98 is an Earthquake Geophysicist for the Washington State Geological Survey.
Dave Bitner ’98 is the owner of GIS consulting firm dbSpatial LLC in Minnesota.
Josh Bookin ’98 is Director of Instructional Support and Development at Harvard Graduate School of Education.
Martha Carlson Mazur ’98 teaches environmental science and ecology at Bellarmine University in Kentucky. She recently wrote on Developing Community Partnerships to Supplement Water-Quality Data and Improve Pedagogy Related to Urban Watershed Management.
Kelvin Chan ’98 is the Founding General Director of Vital Opera and General and Artistic Director of VOXCRAFT .
Nathan Church ’98 is a Researcher at the Norwegian University of Science and Technology at Trondheim.
Joseph Colgan ’98 studies crustal geology for the USGS.
Erik Ekdahl ’98 is Deputy Director, Division of Water Rights, of the California Water Resources Control Board.
Caroline Elliott ’98 is a USGS geologist who studies river systems. She recently published a paper on Sturgeon Spawning Habitat in the Lower Missouri River.
Pete Erickson ’98 owns Chockstone Consulting in Seattle and is a Researcher at the Stockholm Environment Institute. He co-authored this article in Scientific American arguing that Fossil-Fuel Subsidies Must End.
Ada Hamilton ’98 is an Environmental Consultant at Ramboll in Seattle.
Alex Hildebrand ’98 is Chief Assistant Attorney General for the State of Alaska.
Sarah Jarvis ’98 is a Registered Nurse who is now a full-time Mom.
Chris Jones ’98 is Senior Director of Community Engagement at The Loft Literary Center in the Twin Cities.
David Jones ’98 teaches stratigraphy and geochemistry at Amherst College.
Brian Klawiter ’98 is a craftsman specializing in custom cabinetry, stained glass windows, and other home improvements at The Glass Oak LLC Duluth.
Frances Watson Lengowski ’98 is an architect in Virginia.
Lindsay Lightner ’98 advises education students at Washington State University.
Alison Macalady ’98 is a Water Security Team Lead and Environment Officer for the United States Agency For International Development (USAID) in Peru.
Adam Maloof ’98 teaches geology at Princeton.
Miles Mercer ’98 is a Manager of Business Development for the City of Minneapolis.
Peter Moore ’98 teaches geomorphology at Iowa State including geomorphology, glacial processes and environmental impacts.
Anders Nilsson ’98 is a Software Developer for the National Operational Hydrologic Remote Sensing Center, National Weather Service and NOAA in Minnesota.
Nick Patterson ’98 is an attorney in Oregon.
Allison Payne ’98 is a geologist with AECOM Environmental Group in Alaska.
Deborah Cussen Scheibe ’98 is a Physical Therapist at Sage Physical Therapy in Seattle.
Kurt Steffen ’98 is a geologist with ExxonMobil Exploration Company.
Dan Thornton ’98 teaches environmental studies at Washington State University.
Trina Vithayathil ’98 teaches Global Studies at Providence College in Rhode Island.

Dave Barbeau ’97 teaches Geology at the University of South Carolina. Here’s the website of Team Barbeau. He recently wrote on Global Climate Forcing in South America.
Josh Feinberg ’97 teaches Geomagnetism and Paleomagnetism at the University of Minnesota. In 2023 Josh was elected a Fellow of the American Association for the Advancement of Science (AAAS).
Dan Feiveson ’97 is a Founding Partner at Legendary Data LLC, which creates business software, in Colorado.
Claire Fellman ’97 is an Landscape Architect at Reed Hilderbrand Landscape Architecture in Massachusetts.
John Fiege ’97 is a film maker in Texas who advocates or the environment.
Karen Purdy Gotto ’97 is Senior Manager, Supply Planning and Procurement for Madison Reed in California.
Kim Knight ’97 is a nuclear forensic research scientist at Lawrence Livermore National Laboratory.
Fawna Korhonen ’97 is Manager of Geoscience Mapping and Mineral Systems at the Geological Survey of Western Australia. She leads the Western Australia component of the National Drilling Initiative. Here is a list of her publications.
Molly Madden ’97 is an Environmental Protection Specialist for the US Environmental Protection Agency.
Erica Oesting Marley ’97 is the Business Administrator of Homer Dental Clinic in Alaska.
David McGee ’97 teaches paleoclimate and geochronology at M.I.T. and was recently named head of the Department of Earth, Atmospheric and Planetary Sciences. He recently gave a TEDx talk on Using Ancient Lakes to Understand Future Rainfall. Here is his LinkedIn.
Katrina Petersen ’97 is a Senior Research Consultant, Societal Value at Public Safety Communication Europe (PSCE) in England.
Geoff Ruth ’97 is a science teacher at The Urban School of San Francisco.
Lindsay Schoenbohm ’97 teaches Tectonic Geomorphology at the University of Toronto; she specializes in climatic-tectonic interactions. Here is her web site. She gave an online lecture about the underpinnings of the Puna Plateau in Argentina. Her LinkedIn.
Ben Sheets ’97 is a Senior Geoscientist at Barr Engineering in Minneapolis.
Adam Soule ’97 is a Professor of Oceanography and Director of the Ocean Exploration Cooperative Institute at the University of Rhode Island. Here is his LinkedIn page.
Allison Thomson ’97 is the Scientific Program Director at the Foundation for Food & Agriculture Research in Washington, D.C.
Lisa Van Arsdale ’97 is Assistant Director, Natural Resources & Environment for the Federal Government Accountability Office.
Laura Veirs ’97, a singer/songwriter, has done shows all over North America and Europe; here is her discography page. Here’s a review of her new album.
Ann Zawistoski ’97 is Director of Adopt-a-Drain & Community Outreach at Hamline University Center for Global Environmental Education.

Karissa Baker ’96 is a high school Science Teacher at St. Paul Academy And Summit School in St. Paul, Minnesota who was recently honored with TWO awards!
Vanessa Bodrie ’96 is Program Administrator for Budapest Semesters in Mathematics.
Justin Clarke ’96 is a Transportation Specialist at the Federal Highway Administration.
Andrea Stein Figueroa teaches high school science in California.
Josh Galster ’96 teaches environmental geology at Montclair State University. Here he describes his work.
Karen Bobbitt Gran ’96 is teaching geomorphology and related topics at the University of Minnesota-Duluth. Here are her web page and her LinkedIn page. She studies water movement in low-gradient landscapes.
Cari Johnson ’96 teaches geology and is Associate Dean for Research at the College of Mines and Earth Sciences at the University of Utah.
Allon Katz ’96 is Head of Head of Consumer Portfolio Operations at TPG Capital in California.
David Mitchell ’96 is a Hydrologist with Jacobs, an environmental remediation consulting firm in Boston.
Sara Gran Mitchell ’96 teaches Environmental Studies and Geology at Holy Cross College in Massachusetts.
Carrie Morrill ’96 is a Physical Scientist at National Oceanic and Atmospheric Administration.
Anders Noren ’96 is the Director of the Continental Scientific Drilling Coordination Office at the University of Minnesota.
Stephanie Phippen ’96 is a Vice President, Operations Manager at Tetra Tech Inc. in Colorado.
Shannon Ginn Robinson ’96 is a Health And Wellness Coach in Seattle.
Art Rodriguez ’96 is Vice President and Dean of Admissions at Carleton College.
Evan Stoner ’96 is Founder of Sensible Syndicate LLC in Seattle.
Kevin Theissen ’96 teaches climate change and sedimentary geology at the University of St. Thomas in St. Paul.

Cindy Alm Pearson ’95 owns Golden Tutoring and Enrichment LLC in Golden, Colorado.
Tripp Bishop ’95 has gone back to school and is now a Graduate Student in Applied Statistics at University of Wyoming.
David Boardman ’95 is a Software Architect at Level Data, LLC, in the Twin Cities.
Dan Fehler ’95 is a Computer Systems Analyst at Griffiths Corporation in Minnesota.
Christopher Gutmann ’95 is a Senior Hydrogeologist at Tetra Tech in Colorado.
Kate Jesdale ’95 teaches Science at Edmunds Middle School in Burlington, VT.
Rowan Littell ’95 is a Senior Systems Administrator at SiriusXM/Pandora in California, and a seller of glass art and proprietor of the performance photography site Haphazard Imagination.
Roy Luck ’95 is an Energy Geoscience Consultant and Principal at APEX Subsurface Consulting LLC in Texas.
Anthony Moore ’95 is a Product Manager at Target in the Twin Cities.
Derek Murrow ’95 is the Senior Director of the Climate and Clean Energy Program for the Natural Resources Defense Council. This site shows some of his recent work.
Ofori Pearson ’95 is an oil geologist for the US Geological Survey in Denver. Here is a paper he contributed to on Hydrocarbon Resources near the Gulf Coast.
Bryn Perkins ’95 is a Data Platform Director at Boku Inc. in Czechia.
Michael Ramage ’95 is an architect in sustainable building and leads the Centre for Natural Material Innovation at the University of Cambridge in the UK. Here is his LinkedIn page, and here is a TED talk that Dr. Ramage gave recently about building tall buildings of wood.
Matt Reuer ’95 is a Regional System Specialist at Agilent Technologies in Colorado.
Frankie Ridolfi ’95 is the Owner and Leader at Upwardly, LLC in California offering business management teamwork consulting.
Jay Stetzel ’95 is Director of School Counseling and Student Programming at Vergennes Union High School in Vermont.
Steve Surbaugh ’95 is the owner of Cascade Vacation Rentals, LLC and a Real Estate Broker in northern Minnesota. Steve is encouraging people to invest in Cook County real estate.
Ian Wallace ’95 is a Family Physician at Ventura Family Medicine Residency in California.

Aron Clymer ’94 is taking a career break after his stint as Managing Director of Spaulding Ridge Data Solutions in Minneapolis.
Geoff Collins ’94 teaches geology at Wheaton College. He led the group that produced the first geologic map of Ganymede, the largest moon in the solar system.
Julia Daly ’94 teaches geomorphology at The University of Maine – Farmington.
Brett Kessler Dooley ’94 is an Educator and Events Coordinator with the Western Science Center.
Starr Marea Johnson ’94 is CEO at Fulcrum Wealth Management Group in Boise, Idaho.
Liz Symchych King ’94 is an Adjunct Professor at Northern Virginia Community College and Western Wyoming Community College, and Development Coordinator at the Teton Literacy Center in Wyoming. She’s also on the Board of Trustees of Carleton College.
Myongsun Kong ’94 is the Research And Teaching Support Technician in Geography at Colgate University.
Miranda Lescaze ’94 is a Director of Real Estate Development at Champlain Housing Trust in Vermont, a membership-based nonprofit, non governmental organization which creates and preserves affordable housing in northwest Vermont.
Noami Lubick ’94 is an Editor for the Stockholm Environment Institute in Sweden who also does freelance science writing and editing. Here is her website.
Catherine O’Reilly ’94 is the Director of the Large Lakes Observatory of the University of Minnesota, Duluth.
Chris Poulsen ’94 is dean of the College of the Arts and Sciences at the University of Oregon.
Karen Swanberg ’94 works in Cybersecurity and Information Security in Minnepolis.
Jessamyn Tuttle ’94 is a free-lance writer, photographer and musician. Here is her LinkedIn page.
Mike Unger ’94 is a Petroleum Geologist for the State of Alaska.
Ruth Trzynka Werne ’94 worked in Energy Industry and Environmental Compliance – Emerging Regulation Compliance, Audits, Process Improvement and Procedure Development.
Rob Wertheimer ’94 is a Founding Partner and Machinery Analyst at Melius Research in New York.
Julie Williams ’94 was savagely murdered while camping in Shenandoah National Park along the Appalachian Trail in 1996. After nearly three decades of frustrating dead-ends in the investigation of the murders, in June 2024 the FBI issued a news release saying that the murderer had been identified through DNA evidence; he died in prison in 2018. Here is an index of news stories about this sad event. In 2018, a retrospective story about the murder case appeared in Blue Ridge Outdoors. Kathryn Miles’ 2022 book, ‘Trailed,’ intensively investigated the killings of Julie Williams and Lollie Winans — and asked difficult questions about safety in nature.

Kevin Blake ’93 is a GIS Senior Data Analyst for the City of Tulsa, Oklahoma.
Michelle Boardman ‘93 is a Software Quality Assurance Lead at Cedar Labs LLC in Minneapolis.
Anngel Delaney ’93 is a Project Coordinator with Tetra Tech in Ithaca, NY.
Lance Dockter ’93 is the Safety Manager at Ulteig in Minnesota.
Britta Gustavson ’93 is a free-lance editor, clinical psychologist and stay-at-home Mom in Tulsa.
Chris Hagerman ’93 is a Principal and Senior Planner at The Bookin Group LLC. in Oregon.
Anita Ho ’93 teaches Geology at Flathead Valley Community College in Montana.
Eric Jensen ’93 is General Manager-Exploration for EMX Royalty Corp. in Colorado.
Beth Lambert ’93 is Director of the Division Of Ecological Restoration for the Massachusetts Department of Fish and Game. She shows in this video what happens when a small dam is removed from a river.
Sarah Laxson Maloy ’93 has retired from her job as a Business Analyst at the University of Washington.
Chris Orth ’93 owns Barnburner Consulting LLC in North Dakota.
Todd Osmundson ’93 teaches biology at the University of Wisconsin-La Crosse; he recently found a treasure trove of fungi on a South Pacific Island. Here is his LinkedIn.
Beth Pratt-Sitaula ’93 is an Engagement Program Manager & Project Manager at EarthScope Consortium and a Research Associate at Central Washington University.
Joan Ramage Macdonald ’93 teaches glacial geology and more at Lehigh University in Pennsylvania. Here is her LinkedIn page and a career profile of her.
Ben Surpless ’93 teaches tectonics and environmental geology at Trinity University in Texas. Here he describes his career path. He was named Trinity’s Top Educator. Here is his LinkedIn profile.
Maria Panfil Wright ’93 is a Research Program Coordinator at Oregon State University; she helped write this paper on aquatic habitats in the Ozark Mountains.

Jill Baum ’92 is a Consultant with Renewable Energy Partners in Minneapolis.
Andrew Brydges ’92 is Director of Community Relations for FirstLight Power in Connecticut.
Nick Dewey ’92 teaches Science at Pomona High School in Arvada, Colorado.
Jennifer Horn ’92 is an IT professional at the University of Minnesota and she teaches folk dance at Tapestry in the Twin Cities.
Sean Kempke ’92 is a Family Physician in Duluth.
Jon Nauert ’92 and Jessamyn Tuttle ’94 have a Celtic band called Cambpell Road. Here is their “about’ page. From 1988 through 1992 Jon was an Archdruid of the Carleton Grove of the Reformed Druids of North America.
Brent Nystrom ’92 is Director of Business Development & Investor Relations at Rebound Partners in Northfield.
Jim Rowe ’92 is Vice President of Engineering and Operations at Genius in Colorado.
Erik Stokstad ’92 is a writer and editor for SCIENCE Magazine.
Jennifer Wenner ’92 is a Professor Emerita of geology at the University of Wisconsin-Oshkosh. She contributes to the Science Education Resource Center.

Eric Baer ’91 is Pure and Applied Sciences Division Chair at Highline College; here’s his LinkedIn page. He contributes to the Science Education Resource Center.
Catherine Inman Cheadle ’91 owns Mat-Su Conservation Services in Wasilla, Alaska, providing services to Alaskan communities in natural resource education, conservation projects and low impact development techniques.
Kari Cooper ’91 teaches geochemistry at the University of California-Davis. Also she is the Scientific Director, Interdisciplinary Center for Plasma Mass Spectrometry.
Eric Cowgill ’91 teaches structural geology and tectonics at UC-Davis.
Alton Dooley ’91, a paleontologist, is the executive director of the Western Science Center in California.
Jenn Macalady ’91 teaches Geomicrobiology in the Geoscience Department at Penn State. Recently she was written up in the National Geographic for her research on life in unexpected places. Here is her LinkedIn profile.
Jean Morrill ’91 is a Public Defence Attorney for the Puma County, AZ Superior Court.
Geoff Puckett ’91 is Principal Business Systems IT Analyst at Medtronic in Minnesota.
Peter Reiners ’91 is Professor in Geosciences at the University of Arizona.
Matt Stone ’91 is President of Northwest Hub in Oregon.

Rebecca Arenson-Rachlinski ’90 is an Operations Assistant with Interfaith Partners for the Chesapeake in Annapolis, Maryland.
Anna Bandick ’90 was inducted into the C Club Hall of Fame in 2021. Congratulations Anna!
Andrea Earley Coen ’90 is the Executive Director of Guidestone Colorado which is dedicated to strengthening the local agricultural economy through education, community building, and partnerships in the Arkansas River Valley, Colorado. She’s also on the board of Articipate.
Andrew Garrett ’90 teaches and supervises Emergency Health Services at the George Washington University School of Medicine and Health Sciences in Washington, D.C. He also is a Medical Officer on the HHS/ASPR National Incident Management Team.
Steve Helgen ’90 is a consultant in environmental forensics, geochemistry, and hydrogeology with Integral in Colorado.
Elizabeth Hunt ’90 is the retired Current Use Program Manager for the Tax Department of the State of Vermont.
Sharon Stern Kahn ’90 is the Graduate Program Coordinator for the Physics Department at the University of Wisconsin-Madison.
Rolf Miller ’90 is the Deputy Director for Energy Assessment at ArcVera Renewables in California.
Andy Moore ’90 teaches geology at Earlham College and researches ancient tsunami deposits. He knits while he’s talking.
Mark Newcomb ’90 is a county commissioner of Teton County, Wyoming, and consults on the economic value of our environmental heritage and assets. He is a Director of the Jackson Hole Center for Global Affairs.
John Ostergren ’90 teaches Law at Mitchell Hamline in St Paul.
Althea Willette ’90 is a Personal Property Appraiser specializing in Silver and Paper: maps, prints, books, ephemera, and historical documents, in Minneapolis.

2010s | 2000s | 1990s | 1980s | 1970s & earlier

Geology Alumni, 1980–1989

Jeff Bartlett ’89 is in the Energy Development Office, Resource Acquisition and Distribution, at the Minnesota Department of Commerce in the State Energy Office.
Rowland Cromwell ’89 is the Chief Financial Officer of Impel, in Washington State, a distributor of high-quality pumping products and systems in the Western US.
Bill Dinklage ’89 teaches geology at Santa Barbara City College.
Ben Edwards ’89 is Moraine Chair In Arctic Studies and Earth Sciences at Dickinson College in Pennsylvania, focusing on the interactions between ice and volcanoes. Watch his great video showing lava fighting with snow. Here’s another wonderful one on glaciers with difficult-to-pronounce names.
Holly Ewing ’89 teaches Environmental Studies and Gender and Sexuality Studies at Bates College. She was awarded an endowed chair.
Kim Hannula ’89 has retired from teaching Geology at Ft. Lewis College in Colorado. She rcently published on Research studies for designing undergraduate geology courses and activities.
Sarah Gramlich Howard ’89 is the founder and Program Director of the website Diabetes And The Environment. In a recent paper she summarizes the state of our knowledge on Type 1 Diabetes.
Chris Larson ’89 is Chief Strategy and Information Officer at Craft3, a lender that works to strengthen communities, small businesses, families, and the environment in Oregon.
David Lewis ’89 is Director of the Cooperative [agricultural] Extension in Marin County, California.
Sean McCauley ’89 is a co-founder of Alkali Earth in Minnesota. They provide “High quality, permanent, and verifiable carbon removal through optimized application of alkaline industrial minerals in gravel roads.” Read/listen to the story!
Kari Sabee-Paulson ’89 is a hydrologist at North Jackson Company in Corvallis, Oregon.
Suzanne Savanick Hansen ’89 is an Environmental Sustainability Manager at Allina Health in the Twin Cities.
Mark Scott ’89 is a Loan Operations Analyst at CCM-Finance in Minnesota.
Joeseph Walser ’89 teaches comparative religion at Tufts.
Sonja Wolter ’89 is an operations coordinator for Aircraft Sampling at NOAA.

Carmen Curtis Basham ’88 coaches middle school math teams in Aurora, Colorado, emphasizing algebra readiness.
Carolyn Carr ’88 is a communicator and organizer with Ecological Strategies LLC in Minnesota and Wisconsin. Here is her LinkedIn page.
Binks Colby-George ’88 is Database Specialist at Haley & Aldrich in Maine.
Marla Dockery ’88 is a self-employed Project Manager in the Washington, D.C. area.
Susan Beeler Queary ’88 is a Principal at Baker Tilly Advisory Group LP, a public accounting and consulting firm, in Seattle.
Carl Renshaw ’88 teaches hydrology and structural geology at Dartmouth. He co-athored a study on the Probability of Coarse-Grained Sediment Entrainment in Natural Rivers.
Peter Sauer ’88 does research in paleoclimatology at Indiana University.
Marilyn Yohe ’88 is an acupuncturist and herbalist in Massachusetts. She also is a founder of the Carleton Network For LGBT Geology And Natural History Students And Alums.

Trina Blake ’87 is a Legal Counsel For Youth And Children Attorney in Seattle.
Jennifer Carey ’87 is a Managing Editor at the Geological Society of America.
Diane Cassidy ’87 is at Education Connection in Litchfield, Connecticut, as an Interdistrict Grants Program Assistant.
Cliff Levin ’87 is a dyed-in-the-wool retailer who has wandered upstream into designing, manufacturing, and distributing the world’s best massage chairs at Furniture For Life.
Mike Macicak ’87 is a geologist at Bechtel-S Corporation.
Jeff Strasser ’87 chairs the Department of Geology and Geomorphology at Augustana College in Illinois.

Emily Adams ’86 is an aging-in-place assistant, and she and her husband Paulus Dominicus run a handyman business. Here’s a nice profile of her history and current ventures.
Brian Beard ’86 is a Senior Scientist and Associate Research Scientist Emeritus in the Geoscience Department at UW-Madison.
John Bernstein ’86 is an Investment Manager and Financial Planner in Minnesota.
Mary Ann Cunningham ’86 teaches geography and GIS applications at Vassar College.
Roger Huddleston ’86 is a Financial Advisor for Northwestern Mutual Life Insurance Co.
Craig McCaa ’86 is a retired Public Affairs Specialist with the Bureau of Land Management in Alaska, and he took this video of an ice monster in the Chena River.
Tom McCabe ’86 is a counselor in Alaska.
Sean McKenna ’86 is the Executive Director in the Division of Hydrologic Science at the Desert Research Institute in Nevada. Here is his C.V. H recently wrote on “Changes in streamflow statistical structure across the United States due to recent climate change.”
Laura Day Moore ’86 is a Senior Consultant at Formation Environmental, LLC. in Washington, D.C.
Mary-Russel Roberson ’86 is a science writer. Here’s a recent story asking, “Do Children Inherit Parents’ Stressful Experiences?” Here is a collection of her work.
Kris Simonson ’86 is an FTC Program Coordinator for High Tech Kids in the Twin Cities.
David Smith ’86 is Vice President for Exploration at Arizona Metals.
John Sorlie ’86 is an attorney in Oregon.
Paul Wetherbee ’86 is Advisor, Regional Energy System Planning for Pacific Northwest National Laboratory in Seattle.
John Woodwell ’86 teaches Geosystems at Thomas Jefferson High School for Science and Technology in Virginia. He has also taught at Georgetown University.

Bret Berglund ’85 is Principal Geologist/Project Manager with SLR Consulting in Alaska.
Glen Carleton ’85 is a Geophysicist and Owner of MidAtlantic Geophysics LLC
Erik Chapman ’85 is a Senior Geologist at Everen-NW in Portland, Oregon.
Bill Dewey ’85 is a retired Benefits Consultant with Arrow Benefits Group in California.
Stu Grubb ’85 is Senior Hydrogeologist at Emmons and Olivier Resources in the Twin Cities.
Loren Henning ’85 is Manager of the CERCLA Enforcement Office at the U.S. Environmental Protection Agency in California.
Tom Hoak ’85 is an Unconventional Resources Geologist with Kestrel Geoscience, LLC, in Denver.
Charles Hoskins ’85 is a retired Finance Manager in California.
Michael Krantz ’85 is a Senior Cloud Engineer at Hitachi Vantara in Virginia.
Scott “S.T.” McWhinnie ’85 is a Hydrogeologist/Environmental Consultant at Groundwater & Environmental Services, Inc. in Michigan.
Mike O’Connell ’85 is President and Chief Executive Director of the Irvine Ranch Conservancy in California.
Jon Parshall ’85 was Senior Manager, IT and Operations Manager at College Possible in the Twin Cities. He’s now living out his life-long interest in military history as a speaker, podcaster, historical consultant, and travel historian. He has written on the Japanese Imperial Navy and a book on the Battle Of Midway.
Maria Peterson ’85 is President of Redwood Kyudojo in California.
Liz Reading ’85 is self-employed online with Compassion Key Alternative Therapy.
Russell Urban-Mead ’85 is a Hydrologist and Vice President and Hydrogeology Department Manager with LaBella Associates in Poughkeepsie, NY.

Kendra Beard ’84 is helping shape the minds of tomorrow’s leaders as a Social Studies Teacher at Miguel Juarez Middle School in Illinois.
Annette Marie Beaulieu ’84 owns her own business, Pure.Better.Cleaner, providing home environment services, in St. Paul.
Norm Brown ’84 is a Water Resources Science Consultant in California.
Elliot Bruhl ’84 Primary Care Family Physician at the Mayo Clinic in Rochester and Kasson, MN.
Julie Chen ’84 is has retired from her job as a Director for the US Agency for International Development in Indonesia.
Karen Cunnyngham ’84 is a Principal, Program Data Services and Associate Director at Mathematica Policy Research at Mathematica Policy Research Inc. in Washington D.C.
Meg David Sedlak ’84 is a Project Manager at Enkidu Adventures in California.
Jack Dunn ’84 has retired as General Manager – Global Frontier Exploration and Appraisal at Chevron.
Linda Schalch Eickhoff ’84 is a Research Manager, Orthopaedic Surgery at Dartmouth-Hitchcock Medical Center in New Hampshire.
Chris Foley ’84 is a pediatrician at Children’s Hospital Of The King’s Daughters in Virginia.
Mark Gordon ’84 is a freelance Geologist in Texas.
George Hudak ’84, after many years of teaching at UM-Duluth, has opened his own shop as George Hudak Geosciences.
Dean Ingemansen ’84 has retired as Chief of the Land Law Branch in the EPA Region 10 Office of the Regional Counsel in Washington State.
Jay Jackson ’84 is a retired Europe/Caspian Exploration Manager for ExxonMobil Exploration Co. but he’s still teaching chess chess in after-school programs in elementary schools around Park City, UT.
Richard Kohlan ’84 is a Regional Sales Manager at CrowdStrike in Ohio.
Elliot Olsen ’84 is an attorney with an expertise in personal injury and wrongful death in Minneapolis.
Tom Riley ’84 was Director of Global Business Development at NVIDIA in Salt Lake City. He’s now an angel investor and living the dream in Park City, UT.
Elizabeth Screaton ’84 is a Professor Emeritus of Hydrogeology at the University of Florida.
Christine Smith Siddoway ’84 teaches geology at Colorado College. She recently co-authored an article finding that multiple Great Unconformities developed over various periods and represent regional tectonic features rather than a synchronous global phenomenon. She’s famous – here’s her entry in Kiddle Encyclopedia. Her Department publishes a wonderful annual newsletter!

Liz Gronen Adams ’83 is a Therapist, and Yoga and Qigong Teacher at Heart of the Rockies Gentle Yoga Wellness Studio in Estes Park, Colorado.
Sharon Anderson ’83 is Associate Dean for Advising, Career and Student Success and also a Professor of Science and Environmental Policy at the California State University at Monterey Bay.
Sarah Benn ’83 consults in written and visual communication.
Clint Cowan ’83 teaches sedimentary geology at Carleton College in Minnesota.
Tim Cowdery ’83 has retired from his position as a hydrologist for the US Geological Survey in Minnesota.
Don Frost ’83 is a retired attorney in Washington D.C. specializing in environmental and climate change issues.
Mark Gonzalez ’83 is a riparian ecologist for the U.S. Bureau of Land Management.
Jim Holmes ’83 is an attorney in Iowa.
Keith Knudsen ’83 is the retired Deputy Director at the Earthquake Science Center of the U.S. Geological Survey (USGS). He’s also on the Board of Directors of the Earthquake Engineering Research Institute.
Matt Masotti ’83 is Associate Director of Technology at IQVIA.
Laura Mathews ’83 is a senior information analyst at 3M Co. in St. Paul.
Kurt Neher ’83, after a long career in the petrolerum business, is a consultant in California.
Harry Nelson ’83 teaches in the Forestry Department at the University of British Columbia.
Amy Patton ’83 is a Groundwater Protection Program Coordinator for the Oregon Department of Environmental Quality.
Bruce Pfaff ’83 is Senior Director of Trade and Distribution at Cytokinetics Inc. in Utah.
David Purkey ’83 is the Director for Stockholm Environment Institute Latin America, based in Bogotá, Colombia.
Scott Ritger ’83 is VP of Geology at OneMap Mineral Services LLC in Denver.
Steve Robertson ’83 is a hydrologist for the Minnesota Department of Health.
Christina Seeburger ’83 is an anesthesiologist at Pacific Anesthesia in Tacoma, Washington.
Gustave Tolson Jones ’83 teaches geology at the Instituto de Geologia at the Universidad Nacional Autonoma de Mexico.
Matt Zukowski ’83 has retired as the Operations Manager for Paug-Vik Companies in Alaska.

Dave Becker ’82 is Operations Manager at Camp Hi Canoe Livery in Ohio.
Sherren Clark ’82 is Vice President and Project Director at SCS Engineers in Wisconsin.
Gary Coulter ’82 is Manager of Global Health, Safety, Environment and Community Assurance at Teck Resources Limited in Spokane, Washington.
Lissa Field ’82 is a Spiritual Care Coordinator and Chaplain at AseraCare in Wisconsin.
Cathy O’Dell ’82 is retired from being a Policy Specialist for Water Quality Standards at the Minnesota Pollution Control Agency.
Lisanne Pearcy ’82 farms hay in Oregon.
Christine Rossen ’82 consults on Seismic Stratigraphy and Deep-Water Reservoirs in Seattle.
Toni von dem Hagen ’82 founded Talahusi, a unique private estate and event location in Napa, California.
Heidi Bredenbeck Wells ’82 is a Strategic Consultant/Brand Ambassador at Cardinal Peak Technologies in Colorado.
Peter Whiting ’82 is a Professor of Geology and Associate Dean at Case Western Reserve University.
Peter Wiegand ’82 is full-time parenting now but he was a Finance Officer at the UK Centre for Ecology and Hydrology in the United Kingdom.

David Bice ’81 is a Professor Emeritus in geosciences at Penn State.
Gail Peretsman Clement ’81 is the Head of Research Services and Geology Librarian at Caltech.
Sarah Godfrey ’81 is a self-employed former Vice President at U.S. Bank’s Charitable Services Group in the Twin Cities.
William Mast ’81 is a Principal Engineer with NV5 (formerly PES Environmental) in California.
Laurel Hall Maze ’81 is an Author and Meditation Facilitator in Illinois.
Mary Lucas McDonald ’81 is the Tool Lending Library and Class Coordinator for Pacific Gas and Electric in California.
Jeff Mow ’81 is the retired Superintendent of Glacier National Park.
Dave Rodgers ’81 retired as the Associate Vice President for Research and Associate Director for the Center for Advanced Energy Studies at Idaho State University.
Heyo Van Iten ’81 teaches geology at Hanover College. He recently wrote on Conulariids from the Lower Ordovician of the southern Montagne Noire, France.
Cathy Villas-Horns ’81 is a retired Hydrologist Supervisor at the Minnesota Department of Agriculture in Pesticide & Fertilizer Management.
Gary Walvatne ’81 is a Consulting Geologist at TechLaw Consultants, Inc. in Oregon.

Janet Hartwell Barnet ’80 has a quilting business and makes beautiful quilts.
Muffy Barrett ’80 and Scott Weber run Bluestem Farm near Baraboo, Wisconsin. Here is their web page.
Jean Buchanan ’80 is a farmer, writer and artist in Wisconsin.
Alan Carroll ’80 taught sedimentary basin analysis at the University Of Wisconsin-Madison and is an Energy Expert with the Wisconsin Energy Institute.
Janet Cathey ’80 is a professional artist who sees the world through patterns and shapes in the natural world.
Clark Costen ’80 is a physical therapist in Chicago.
Reid Fisher ’80 is Senior Principal Engineering Geologist at Cal Engineering and Geology in California. He gave a presentation on the Potential Effects of Rising Groundwater Tables in Low-lying Areas of the San Francisco Bay Area and the Potential Impacts to Infrastructure.
John Goodge ’80 taught petrology and tectonics at the University of Minnesota – Duluth. He directs the Rapid Access Ice Drill project to probe the Antarctic Ice. Goodge Col in Antarctica is named for John; in geomorphology, a col is the lowest point on a mountain ridge between two peaks.
Vicki Hansen ’80 recently retired from teaching structure and tectonics and Planetary Processes at the University of Minnesota – Duluth.
Kimberly Jones ’80 teaches East Asian Studies and is Vice Dean of the College of Humanities at the University of Arizona.
Steve Miller ’80 is retired after a 45-year career in upstream oil, gas and geothermal exploration and production in Texas.
Alison Rautman ’80 has retired from teaching archaeology at Michigan State and being co-editor of Kiva, the Journal of the Arizona Anthropological and Historical Society.
Fred Seymour ’80 was the founder and owner of Blue Spruce Analytics in Colorado, but now he’s happily retired.
Mark Timmerman ’80 is a Family and Sports Medicine Physician in Wisconsin.

2010s | 2000s | 1990s | 1980s

Geology Alumni, 1970s and Earlier

Georgane Callaizakis ’79 is an HR consultant, coach, and counselor in Washington state.
Lucy Chronic ’79: the tradition of “Chronic and Chronic” lives on! See also The Roadside Geology of Utah.
Joy Crisp ’79 is a retired Research Scientist at the Jet Propulsion Laboratory who worked on the Mars Rover Mission. Check out her Wikipedia page!
Marie Del Toro ’79 is an Engineer for the Portland Water Bureau.
Evan Dresel ’79 has retired as a Senior Research Scientist at the Victoria Department of Environment and Primary Industries in Australia.
Tillman Farley ’79 is the Medical Services Director at Salud Family Health Centers in Colorado.
Mark Helpenstell ’79, after a long career at Boeing, is an animal trainer, professional and executive coach and public speaker in the state of Washington.
Robb Jacobson ’79 was the Branch Chief for River Studies at the USGS office in Columbia, MO. He headed the Columbia Environmental Research Center.
Dan Maturen ’79 has decades of experience as an earth science secondary school teacher and seasonal ranger in the National Parks.
Steve Nagel ’79 is a retired Geological Consultant.
Eric Olson ’79 is a retired Ecology and Sustainability Lecturer at Brandeis University.
Kent Rodriguez ’79 is Chief Executive Officer of Avalon Oil & Gas Co.
Dan Spencer ’79 has slowed down a bit in retirement but for many years taught Environmental Studies at the University of Montana – Missoula. He also is a founder of the Carleton Network For LGBT Geology And Natural History Students And Alums. Here is an interview in which Dan explains that environmental issues are actually social justice issues too.
Althea Willette ’79 is an appraiser of silverware and other fine antiques in Minneapolis.

Barbara Okamoto Bach ’78 earned an Alumni Distinguished Achievement Award in 2023.
Mary Horak Binger ’78 is a seasonal law-enforcement ranger in Katmai National Park in Alaska.
Wes Danskin ’78 is a retired research hydrologist for the US Geological Survey. He maintains the U.S. Geological Survey (USGS) San Diego Hydrogeology project website.
Sarah Mills Ervin ’78 is president of her family business, Heavy Equipment Repair, in the Twin Cities.
Meryl Rosenfeld Haber ’78 is the owner of Lakeside Bicycles in Oregon.
Jim Harrington ’78 is the retired Operational Risk Director at Freddie Mac in Washington, D.C.
Steve Ingebritsen ’78 is a retired Hydrologist with the US Geological Survey.
Pixie Newman ’78 is a Senior Strategist for Focus for Positive Change
in Chicago.
Alison Krafft Rempel ’78 is a retired exploration geologist/environmental manager/network marketer in California.
Dan Schultz-Ela ’78 is a structural geologist who teaches math at Mesa State University in Colorado.
Lona Sepessy ’78 is a Teacher Librarian at the Northshore School District in Redmond.
Janet Thigpen ’78 is a Flood Mitigation Specialist at the Southern Tier Central Regional Planning and Development Board in upstate New York.
Betsy Turner-Bogren ’78 has retired from her post as a Project Manager for the Arctic Research Consortium of the U.S.
Zach Wilson ’78 owns The Wilson Law Firm, P.C. in Ft. Collins, Colorado.
George Witman ’78 is an independent Landman in Denver.
Bill Witte ’78 is a GIS Specialist at Fairbanks North Star Borough in Alaska.
Cliff Wright ’78 is a Project Engineer/Geologist at Brown and Caldwell in Denver.

Jim Berg ’77 is a self-employed hydrogeologist in the Twin Cities.
David Gambill ’77 and his wife own a teashop and chocolate specialty shop in California. He was profiled in Sonoma Family Life magazine.
Rodgers Naylor ’77 paints landscapes and does printmaking.
Bruce K. Nelson ’77 is an Emeritus Professor of Geology at the University of Washington in Seattle.
Eric Simonson ’77 guides trips “climbing the world’s great mountains.”
Diane Smith ’77 taught Geology at Trinity University in San Antonio, Texas, for 40 years.
Bruce Yeomans ’77 is a Senior Process Engineer at the Water Resources Group at Kennecott Utah Copper.

Ken Collier ’76 has retired from being the Editor In Chief for the Family Handyman Magazine at Readers Digest in the Twin Cities.
James Evans ’76 is an Emeritus Professor of Sedimentary Geology, Hydrology and Environmental Geology at Bowling Green State University.
Susan Stoddard Goodspeed ’76 helps with bond sales at David Drown Associates in Minneapolis.
Bob Herbolsheimer ’76 is Chief Development Officer at Meals On Wheels Association of America in Washington, D.C.
Marge Hulburt ’76 will help you edit your writing. She has a page for her book Finding Eagle on Amazon.
Karen Kimball ’76 is an attorney in New York State.
Heath er Macdonald ’76 is a Chancellor Professor Emeritus at The College of William And Mary.
Bill Matlack ’76 is Corporate Director, Mineral Exploration at Silver Bull Resources.
Will Maze ’76, is a retired geologist who worked for Exxon Production Research in Houston.
Phil Muessig ’76 is the retired Community Sustainability Assistance Coordinator for the Minnesota Pollution Control Agency’s GreenStep Cities program.
Barb Rossing ’76 is a Professor of New Testamant at the Lutheran School of Theology at Chicago. Here’s an interview with Barb about the fallacy of the Biblical Rapture.
Rick Zimmerman ’76 is an environmental geologist at M3 Engineering & Technology in Arizona.

Libby Anthony ’75 is retired from teaching Geology at the University of Texas at El Paso.
Alan Cutler ’75 teaches geology at Montgomery College. He wrote an interesting book about Nicolaus Steno, geology’s patron saint — “A page-turning thriller”: Publisher’s Weekly.
Ginna Gillerman ’75 teaches Economic Geology at Boise State.
Tien Suits Grauch ’75 is is a Research Geophysicist with the US Geological Survey.
Julie Greenberg ’75 was Principal at Teaching Proof Points in Maryland and wrote on teacher preparation.
Larry Meinert ’75, a former editor of Economic Geology, the journal of the Society of Economic Geologists, is Principal of Meinert Consulting, LLC. He wrote a biographical article entitled “Geology, Policy and Wine – The Intersection of Science and Life” for the journal Geochemical Perspectives.
Jim Pizzuto ’75 studies of fluvial geomorphology, with emphasis on sediment transport and human impacts on rivers and fluvial landforms, at the University of Delaware.
Warren Wilson ’75 is and independent analyst and writer.

George Bentley ’74 is a retired purchaser for Northern Ingredients, a food wholesaler in St. Paul.
Phil Brown ’74, a professor of economic geology at UW-Madison, studies fluid inclusions and more. In this video he talks about what he loves about teaching geology that won him a 2018 Distinguished Teaching Award.
Peter Dixon ’74 is a Primary Care Internal Medicine Physician and Co-Director of the Reading2Connect reading-based dementia care program in Connecticut.
Ellen Smith ’74 is a retired environmental scientist at Oak Ridge National Laboratory and is a member of the Oak Ridge City Council.
Ed Swain ’74 does research on the sources and effects of mercury pollution, and the effect of sulfate pollution on mercury methylation and other ecosystem effects of sulfate pollution. He is an Adjunct Assistant Professor at the University of Minnesota advising graduate students studying lakes, streams, and wetlands.

Charles Andrews ’73 is owner of S.S. Papadopulos & Associates and does aquifer and groundwater analysis.
John Sharry ’73 is an owner and Chief Geologist with Amigos Energy Advisors LLC in Dallas.

Meg Hayes ’72 consults on land and environmental issues in Alaska.
Mary Savina ’72 is the Charles L. Denison Professor of Geology, Emerita, at Carleton College. She taught geomorphology and archaeology for many years and recently founded the Endowed Fund for the Carleton Student Organic Farm.

Roy Kruse ’71, after a long career as a manager for religious non-profits, is now an International Specialist at Goodword Partnership in the Twin Cities.
Karen Lubke ’71 owns Stoneking Geological Consultants in Texas.
Mark Reed ’71 is a Professor of Economic Geology at the University of Oregon.

Judy Vandenberg Boudreau ’70, a Hydrologist, has retired from the Minnesota Department of Natural Resources in the Twin Cities.
Steve Hulke ’70 has retired as the President and Chief Geologist of Tehz Energy in Oklahoma.

Ron Nordquist ’68 has retired as an Advanced Senior Geologist at Marathon Oil Co.

Peter Rowley ’64 is a consulting geologist. He was honored with the Geological Society of America’s Dibblee Medal in 1995.
Terry Tullis ’64 is a Professor Emeritus of Earth, Environmental, and Planetary Sciences (Research) and Professor Emeritus of Geological Sciences who works on tectonophysics, rock deformation, faulting and earthquakes at Brown University.
Wendell Duffield ’63 has written several books on geology for ordinary people which are available on Amazon.
Walter Alvarez ’62 is famous for his groundbreaking research on the importance of meteorite impacts in the geologic record.
John Lufkin ’62 has had a long career in the geosciences including teaching and exploration geology. He has published a Guidebook to the Geology of the Black Hills.
Jeff Hanor ’61 taught geochemical evolution of fluids in sedimentary basins at Louisiana State University.
Mike McLanahan ’60 is Chairman of the Board of McLanahan Corp., manufacturers of mine, pit, and quarry equipment since 1835.

Fred Marschner ’58 is a Financial Representative of Northwestern Mutual Life.
Gary Ernst ’53 is an Emeritus Professor of Petrology and Tectonics at Stanford University. Here are his full CV and his Wikipedia page.