ELIZABETH CANTWELL, Ph.D., is Section Leader in the Micro and Nanotechnology Center of the Lawrence Livermore National Laboratory. Dr. Cantwell works with issues involving technology transfer, strategic planning for new programs, technology assessment for microtechnology and biotechnology, the development of new applications and clients, environmental monitoring and sensors, and drinking water security. Previously, Dr. Cantwell was a program manager in the Life Sciences Division at NASA Headquarters. Her main responsibility at NASA was the Advanced Environmental Monitoring and Control Program. Dr. Cantwell was a member of the previous NRC Committee on Human Support in Space.
VALERIE GAWRON, Ph.D., is Chief Scientist, Human Factors, Flight and Aerospace Research Group, Veridian Corporation, Buffalo, New York. Dr. Gawron is a fellow of the Human Factors and Ergonomics Society and associate fellow of the American Institute of Aeronautics and Astronautics, with previous NRC service. Currently, her research focuses on the cognitive and environmental effects of human performance, with a specialization in situational awareness, testing, and evaluation. She is also currently the Chair of the Science and Technology Working Group of NASA’s Space-Human Factors Engineering Group.
CHRISTOPHER HART, J.D., M.S., is Assistant Administrator for System Safety, Federal Aviation Administration (FAA). Mr. Hart holds a bachelor’s degree and master’s degree in aerospace and mechanical science from Princeton University, as well as a law degree from Harvard University. He holds a commercial pilot’s license with multi-engine and instrument ratings. He has served as a member of the National Transportation Safety Board (1990–1993), where he had specialized interests in human factors and the impact of automation on transportation systems.
CHARLES LAND, Ph.D., is a Senior Investigator with the National Cancer Institute, specializing in studies of cancer risk in populations exposed to ionizing radiation from medical, occupational, and environmental sources, including the survivors of the atomic bombings of Hiroshima and Nagasaki and populations exposed to radioactive fallout from nuclear weapons testing in Kazakhstan. A related area of interest is accounting for subjective and statistical uncertainty in the expression of information on risk. Dr. Land is a member of the National Council on Radiological Protection and Measurements, and of Committee 1, on Risk, of the Interna-