Student, Goshen College, Indiana, 1953. Doctor of Philosophy, University Erlangen, Federal Republic Germany, 1957. Doctor of Laws, Montclair State College, 1978.
Professor, Goshen College, 1957-1959; professor, Duke U., Durham, North Carolina, 1959-1970, 88-; dean arts and science, Duke U., Durham, North Carolina, 1990-1991; professor, CUNY, since 1970; dean Graduate School, CUNY, 1972-1977; vice president, provost, CUNY, 1977-1981; vice president, provost, Southern Methodist U., Dallas, 1981-1986. Consultant National Endowment for Humanities, International Exchange Board.
Trustee Montclair State College, 1980-1981, Scarritt College, 1979-1988. Member various professional societies.
Married Bonnie Brunk, November 13, 1954. Children: Eric, Michael, Stephan.