Hubble Telescope user Dr. Jim Bell is a professor in the School of Earth and Space Exploration at Arizona State University, an adjunct professor in astronomy at Cornell University, and a visiting scientist at NASA's Jet Propulsion Laboratory. He has been heavily involved in many NASA robotic space exploration missions, including the Near Earth Asteroid Rendezvous (NEAR), Mars Pathfinder, Mars Rovers (Spirit, Opportunity, Curiosity, and Mars 2020), Mars Odyssey Orbiter, Mars Reconnaissance Orbiter, Lunar Reconnaissance Orbiter, and the Psyche asteroid orbiter. Bell is the president of the Planetary Society, and received the 2011 Carl Sagan Medal from the American Astronomical Society. He has appeared on The Today Show, CNN, PBS, Discover, National Geographic, and History Channel.