Bachelor of Science in Electrical Engineering, Duke University, 1938. Master of Science in Engineering, University Cincinnati, 1941. Doctor of Science (honorary), Lenoir Rhyne College, Hickory, North Carolina, 1993.
Research scientist, Naval Research Laboratory, Washington, 1942-1950; manager electronic programs, Goodyear Aerospace, Akron, Ohio., 1950-1961; director engineering division, Alloy Valves and Control Electronics, Cincinnati, 1961-1963; from director to chief engineer of missiles division, McDonnell Douglas Astronautics Company, St. Louis, 1963-1987; engineering consultant, CP Associations, Washington, since 1987. Member of advisory board Mark Twain Bank, Chesterfield, Missouri.
Member board visitors Duke University, Durham, North Carolina. Fellow Institute of Electrical and Electronics Engineers. Associate fellow American Institute of Aeronautics and Astronautics.
Member Phi Beta Kappa, Tau Beta Pi.
Married Doris Louis Hexamer, April 18, 1941. Children: Josselyn, Harold Junior.