RON HOWARD has made a lifelong career in television and film, winning numerous accolades and awards as actor, director, and producer. He is co-chair with Brian Grazer of Imagine Entertainment, which has recently partnered with National Geographic on Breakthrough as well as Red Planet. LEONARD DAVID is an award-winning space journalist who has been reporting on space activities for over 50 years. He frequently contributes to the website Space.com as their "Space Insider Columnist" and is the coauthor of Buzz Aldrin'sMission to Mars. In 2015, he became the first recipient of the American Astronautical Society's (AAS) "Ordway Award for Sustained Excellence in Spaceflight History" in the category of journalism, and in 2010 he received the National Space Club Press Award.