- Dr. Sally Ride is a former NASA astronaut and the first American woman in space. She is a Professor of Space Science at the University of California at San Diego. Dr. Ride received her BS in Physics, BA in English, MS and Ph.D. in Physics from Stanford University. Her first spaceflight was aboard the Space Shuttle Challenger in 1983. Her second was also aboard the Challenger in 1984. During those flights Dr. Ride deployed communications satellites, operated the robot arm and conducted experiments in materials, pharmaceuticals, and Earth remote-sensing. Training for her third spaceflight was interrupted by the Space Shuttle Challenger accident. Dr. Ride served as a member of the Presidential Commission investigating the accident and chaired its subcommittee on Operations. She then served as NASAs first director of Strategic Planning. Dr. Ride spent two years at Stanford Universitys Center for International Security and Cooperation. In 1989 she became the Director of the University of Californias California Space Institute, and joined the UCSD faculty. She is a Fellow of the American Physical Society, member of the National Research Councils Space Studies Board and has served on the Boards of the Congressional Office of Technology Assessment and the Carnegie Institution of Washington and the Presidents Committee of Advisors on Science and Technology. Dr. Ride has written four science books for children: To Space and Back; Voyager; The Third Planet, and The Mystery of Mars.
- Dr. John Logsdon is Director of the Space Policy Institute at George Washington Universitys Elliott School of International Affairs, where he has been a faculty member since 1970. He received his BS in Physics from Xavier University and Ph.D. in Political Science from New York University. Dr. Logsdons research interests focus on the policy and historical aspects of U.S. and international space activities. He has written and edited numerous books, articles and reports on space policy and history, and has recently completed the basic article on space exploration for the new edition of Encyclopedia Britannica. Dr. Logsdon is currently a member of the NASA Advisory Council and the Commercial Space Transportation Advisory Committee of the Department of Transportation. He is a fellow of the American Institute of Aeronautics and Astronautics and the American Association for the Advancement of Science, and a member of the International Academy of Astronautics. Dr. Logsdon recently served on the Committee on Human Space Exploration of Space Studies Board, National Research Council and served on the Vice Presidents Space Policy Advisory Board and NASAs Space and Earth Sciences Advisory Committee. He has been a fellow at the Woodrow Wilson International Center for Scholars and was the first holder of the Chair in Space History of the National Air and Space Museum.
CAIB Chairman Gehman also has asked Administrator OKeefe to substitute ex-officio board member Bryan OConnor with Michael J. Bloomfield, an astronaut who has flown three shuttle missions, is a former chief of safety in NASAs Astronaut Office and currently serves as chief astronaut instructor.