Member biology committee college proficiency examinations New York State Education Department, 1964-1966. Member National Humanities Faculty, 1972-1981. Trustee Bergey’s Manual Trust, 1961, American Type Culture Collection, 1967-1972.
Served to First lieutenant United States Army Air Force, 1942-1946. Fellow American Association for the Advancement of Science. Member Genetics Society American, Society General Microbiology (Great Britain), American Society Microbiology, American Society Cell Biology, American Society Naturalists, Philosophy of Science Association, History of Science Association, American Association of University Professors, Sigma Xi.
.; Member editorial board American Naturalist, 1968-1970.