Professor Emeritus, Earth & Environmental Sciences
178 Marshall W Alworth Hall
Ph.D. in Geology, University of California, Los Angeles, 1987
M.S. in Geology, University of Montana, Missoula, 1983
B.A. in Geology, Carleton College, Northfield, Minnesota, 1980
Continental tectonics, metamorphic petrology, structural geology, isotope geochemistry and thermochronology. Continental growth during convergent-margin and collisional orogenesis. Active research in the Transantarctic Mountains of Antarctica, and the subglacial geology of East Antarctica.