Santa Monica College
Adjunct Professor of Astronomy
NASA - National Aeronautics and Space Administration
Scientist
NASA Jet Propulsion Laboratory
Research Scientist and Science Planning Engineer
Springer Publishing
Book Author
UCLA Luskin School of Public Affairs
Astronomy Instructor
Los Angeles Pierce College
Adjunct Professor of Astronomy
Griffith Observatory
Planetarium Lecturer
Beyond Space Sciences
Writer and Producer
Masten Space Systems
Staff Scientist
United States Military Academy at West Point
Assistant Professor of Computer Science
University Of California - Los Angeles
