Chief Astronomer and NASA Solar System Ambassador – The Franklin Institute Science Museum
Engineering Camera Payload Uplink Lead
Teacher/Observatory Coordinator – Minn.
Astrobiologist – Brown University
Scientist – NASA Jet Propulsion Laboratory
Director of STEM Resource Development
Science Principal Investigator – NASA Kepler Mission
Principal Investigator, Magnetometer Instrument, Cassini Mission – Professor, Imperial College in London
Project Manager – Goddard Space Flight Center
Europa Mission Project Scientist – NASA’s Jet Propulsion Laboratory (JPL)