GSA Today

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Ducea is a professor of geology at the University of Arizona and also holds a courtesy appointment at the University of Bucharest. He received a Ph.D. at the California Institute of Technology. Ducea’s research is aimed at understanding the links between igneous and metamorphic petrologic processes and the tectonic evolution of continents. He is interested in continental margin processes and conducts fieldwork at various locations in the western North American Cordillera, the central Andes, the Carpathians, and southern Tibet. He runs a geochemical and radiogenic isotope laboratory at the University of Arizona. Ducea is a GSA Fellow who has published 31 papers in GSA journals (Geology, GSA Today, GSA Bulletin, Geosphere, and Lithosphere) over the past 16 years and has co-edited a GSA Memoir (2015) and a GSA Special Paper (2005).

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Jerry Dickens is a professor of oceanography in the Dept. of Earth, Environmental and Planetary Science at Rice University. His research interests range from past changes in climate and carbon cycling to marine methane systems, mixed siliciclastic-carbonate margins, and sediment-hosted ore deposits. He previously was editor for Paleoceanography, and is a Fellow of both GSA and AGU.