Dr. Kris Lehnhardt is the Deputy Scientist for Exploration Medical Capability at the NASA Johnson Space Center. He is also Senior Faculty with the Baylor College of Medicine (Center for Space Medicine and Department of Emergency Medicine) and a Senior Scientist Manager for the Translational Research Institute for Space Health. He is board-certified in Emergency Medicine in both Canada and the U.S.A and he works clinically in the Emergency Department at the Ben Taub Hospital in Houston. Prior to these positions, Kris was an Attending Physician and Assistant Professor at The George Washington University (GWU) School of Medicine and Health Sciences. Kris is a reservist in the Royal Canadian Air Force, a private pilot, and a PADI advanced open water SCUBA diver.