Location: 2318 Rayburn House Office Building
Subcommittee: Subcommittee on Space and Aeronautics

Witnesses:

Dr. Richard Williams
Chief Health and Medical Officer, NASA
[Truth in testimony]

Captain Chris Cassidy
United States Navy (USN); Chief, Astronaut Office, NASA
[Truth in testimony]

Captain Scott Kelly (USN, Ret.)
Former Astronaut, NASA
[Truth in testimony]

Captain Michael Lopez-Alegria (USN, Ret)
President, Association of Space Explorers-USA; Former Astronaut, NASA
[Truth in testimony]

Dr. Jeffrey Kahn
Professor of Bioethics and Public Policy, Johns Hopkins Berman Institute of Bioethics; Chairman, Committee on the Ethics Principles and Guidelines for Health Standards for Long Duration and Exploration Spaceflights, Board on Health Sciences Policy, National Academies of Sciences 
[Truth in testimony]