GSA Today

ISSN: 1052-5173

Current issue: March-April 2023

Featured Articles


Metamorphic Core Complex Dichotomy in the North American Cordillera Explained by Buoyant Upwelling in Variably Thick Crust

Andrew V. Zuza and Wenrong Cao



“Natural Disaster(s)”: Going Back to the Roots of Misleading Terminology. Insights from Culturomics

Fabrizio Terenzio Gizzi


A New Tool for Producing 3D Orientation Symbology for Google Earth

Steven Whitmeyer and Mladen Dordevic



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Kea Giles M.A.



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Peter Copeland

Peter Copeland

University of Houston
Term: Jan. 2019–Dec. 2026

Peter Copeland is a professor in the Dept. of Earth and Atmospheric Sciences at the University of Houston.

His research has focused primarily on thermochronology and its application to continental tectonics. He is the author of Communicating Rocks: Writing, Speaking, and Thinking about Geology (2012, Pearson). From 2001–2004, he was the co-editor of the Geological Society of America Bulletin.

Jim Schmitt

Jim Schmitt

Montana State University
Term: Jan. 2022–Dec. 2025

Jim Schmitt is professor emeritus of geology at Montana State University.

His research has focused primarily on tectonic controls on sedimentation, depositional systems, and paleontology. He is a GSA Fellow who has served as science editor of Geology (2016–2020), associate editor of GSA Bulletin (2006–2009). and co-author of a GSA Special Paper (2017). He has also served on the GSA Publications Committee and the Research Grants Committee and is a member of the Federal Advisory Committee for the National Cooperative Geological Mapping Program (NCGMP).