Jim Bell is planetary scientist, educator, author, public speaker and President of The Planetary Society.
Bell is involved in NASA solar system exploration missions such as Mars rovers Spirit, Opportunity, and Curiosity.
He has a YouTube channel and writes for multiple space-related magazines and blogs.
-Postcards from Mars
-The Interstellar Age: Inside the Forty-Year Voyager Mission
-The Space Book: 250 Milestones in the History of Space and Astronomy