Geissman, John W.
John Geissman is a Professor of Geosciences, a Crosby Fellow of the Massachusetts Institute of Technology, and a Fellow of the Geological Society of America and the American Geophysical Union. His research interests center around paleomagnetism, specifically:
- Rock magnetism and its use in solving geologic problems,
- How rocks acquire magnetism and how it is stabilized in them,
- How magnetic phases and their petrogenesis relate to processes, including deformation, affecting rocks
Awarded the 2020 Geoethics Medal by the International Association for Promoting Geoethics. The annual award recognizes scientists who have distinguished themselves in applying and assuring ethical approaches in geoscience research and practice.
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Paleontology of the Blaauwater 67 and 65 Farms, South Africa: Testing the Daptocephalus/Lystrosaurus Biozone Boundary in a Stratigraphic Framework (SEPM-Society for Sedimentary Geology, 2017-06)Vertebrate paleontologists have proposed a model for the terrestrial end-Permian event in the Karoo Basin, South Africa. The scenario envisions vegetational collapse that resulted in a phased extinction of vertebrate taxa ...