Professor of Astronomy – Mount Holyoke College
Scientist – Johns Hopkins University Applied Physics Laboratory
Planetary Geologist – Southwest Research Institute
Research Professor
Principal Investigator, Trident Mission – Chief Scientist, Space Exploration Sector / Johns Hopkins Applied Physics Laboratory (APL)
Assistant Professor – Florida Institute of Technology
Planetary Scientist and Astrophysicist – Planetary Science Institute
Professor of Geochemistry – University of Oklahoma
Planetary Scientist – Canada
Professor – Agnes Scott College
