Bachelor of Science in Mechanical Engineering, U. Arizona, 1951; Master of Science in Engineering, University of California at Los Angeles, 1964; Doctor of Philosophy, University of California at Los Angeles, 1969.
Production engineer Shell Oil Corporation, Long Beach, California, 1951-1957. Production superintendent International Petroleum Company, Talara, Peru, 1957-1959. Professor, mechanical engineer California State University, Long Beach, 1959-1984.
Director Sports Equipment Research Associates, Weed, California, since 1989. Public, editor Cycling Science, Mount Shasta, 1989-1991. Bicycle design coordinator United States Olympic Cycling Team, 1994-1996.
Member sports equipment and technical committee United States Olympic Committee, Colorado Springs, Colorado, 1984-1988. Consultant on solar cars United States Department of Energy, 1993. Consultant on aerodynamic sprinter's Nike.
Expert witness in cycling equipment patent litigation.
Fellow Explorers Club (New York ). Member International Human Powered Vehicle Association (founder, board directors since 1975), Los Angeles Adventurer's Club (president 1986).
Married Joyce Sylvia. Children: Scott D., Kelley L., Cova-Lee, Chester W.