Stanford University
i received my b.a. in geosciences from williams college in 1997. after graduation, i spent two years working as a high school math and science teacher. i then returned to graduate school, earning my ph.d. in earth and planetary sciences from harvard university in the spring of 2005. following a post-doctoral fellowship at penn state, i joined the faculty at stanford university in the fall of 2005. my research addresses the relationship between environmental change and biological evolution in the fossil record, with a focus on mass extinction events and long-term trends in the ecological structure of marine ecosystems. i teach courses for undergraduates in historical geology and invertebrate paleobiology and courses for graduate students in carbonate sedimentology, geobiology, and paleobiology.
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