4800 Oak Grove Drive
M/S 183-501
Jet Propulsion Laboratory (1990-present)
Caltech Division of Geological and Planetary Sciences - Visiting Associate (1994-1998)
Lamont-Doherty Earth Observatory of Columbia University (1982-1996)
Columbia University - Teaching Assistant (1984-1987)
University of Georgia - Paleomagnetic Laboratory Assistant (1980-1982)
Current Research Interests