faculty profiles9
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Ryan Abernathey: Helping to Open a Universe of Data to the World
The Lamont-Doherty physical oceanographer was recently awarded early career honors from the Oceanography Society.
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New Class on Sustainability and Racial Justice in 21st Century Detroit
In Spring 2021, the Sustainability Management program is offering a new course on Building Resilience in 21st Century Detroit.
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Leaning Into Uncertainty: A Life of Anticipating the Worst-Case Scenario
Since his time as a theater major in college, disaster preparedness expert Jeffrey Schlegelmilch has known the importance of improvising and having backup plans.
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Energy Expert Rory Christian Joins Sustainability Management Faculty
Christian brings to the program a wealth of experience from across the energy industry. He will begin teaching the Analysis for Energy Efficiency course in Spring 2021.
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Staff Member Spotlight: Hannah Adrienne Sweets, Data Manager
After following an exciting and unpredictable career path, Sweets is settling in as the data manager of a geoinformatics database at Lamont.
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Nick Frearson Designs Devices for Earth’s Most Extreme Environments
An engineer at Lamont-Doherty, Frearson builds instruments that help scientists collect vital data in Antarctica, the deep sea, and at the top of volcanoes.
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Glaciologist Benjamin Keisling on Diversity, Inclusion, and Objectivity in the Geosciences
He’s working to make the geosciences an area where everyone can thrive.
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Staff Spotlight: Ismini Ethridge, Special Assistant at the Center for Sustainable Development
Growing up in a multicultural family, surrounded by champions of social and environmental justice, helped to set the stage for her work at CSD.
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Paulina Concha Larrauri: From Making Detergent to Ensuring Access to Clean Water
At the Columbia Water Center, she has worked to promote equal access to clean water, reduce risks to disadvantaged populations, and protect the environment.

Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
