Research Areas
Karst Hydrology
California Regulatory Environment
Beaches and Parks in Southern CA
Chemical Weathering and Soils
Sedimentary Provenance & Petrogenesis
Developmental Setbacks from Coastal Bluffs
Paleotectonics, Paleogeography, and Paleoclimatology.
Positions Held
California Coastal Commission
Staff Geologist, 2000-2017. View list of selected projects.
Bryn Mawr College
Director, Environmental Studies Program, 1995-1998.
U.S. Geological Survey, Menlo Park, CA
Visiting Scientist, 1997-1998.
Stanford University
Academic Coordinator, Earth Systems Program, 1992-1993.
Geological Survey, Melo Park, CA
Geologist, 1089-1993.
Princeton University
Research Assistant, 1984-1989.
Dartmouth College
Research Assistant & Teaching Assistant, 1982-1984.
Licenses & Certifications
California Professional Geologist
(License no. 6981, expires 31 October 2022)
California Certified Engineering Geologist
(License no. 2217, expires 31 October 2022)
California Certified Hydrogeologist
(License no. 744, expires 31 October 2022)
Education
1989 – Ph.D., Princeton University
Dissertation: Chemical weathering controls on the composition of modern fluvial sands in tropical weathering environments.
1986 – M.S., Princeton University
A de facto degree upon completion of comprehensive exams.
1984 – M.S., Dartmouth College
Thesis: Thermal and burial history of south central New York: Evidence from vitrinite reflectance, clay mineral diagenesis, and fission track dating of apatite and zircon.
1982 – B.A., Johns Hopkins University
Major: Earth and Planetary Sciences.