 He served as an advisor to NASA (1963–67) and as a member of its Advisory Council (1986), the Task Force on Space Goals, and the Lunar Energy Enterprise Case Study task force (1988–89).He served as a member of the Materials Advisory Board of the National Academy of Sciences (1958) of its Study Group on Solar Energy (1971–85).He was a member of the Solar Power Satellite Advisory Panel of the Office of Technology Assessment of the United States Congress (1980–81).