Leadership Moments from NASA: Achieving the Impossible

Dr. Dave Williams is an astronaut, aquanaut, jet pilot, ER doctor, scientist, CEO, and bestselling author. The former director of Space & Life Sciences at NASA's Johnson Space Center, he has flown in space twice. He lives in Toronto, Ontario.

Elizabeth Howell, PhD, is a Canadian journalist focusing on space exploration. Her clients include CBC, SpaceQ, and Space.com. She has seen rocket launches in the United States and Kazakhstan, lived on a simulated Mars base, and interviewed dozens of astronauts. She lives in Ottawa, Ontario.

Originally from a small town in southwest Saskatchewan, Matthew Josdal is a voice-over and theater artist who has narrated titles in a wide range of genres, including historical nonfiction and contemporary fantasy. He obtained his BFA in drama from the University of Saskatchewan in Saskatoon, where he currently resides.