Bachelor, University California, Berkeley, 1959. Doctor of Philosophy, University California, Berkeley, 1962.
Member School Mathematics Institute Advanced Study, Princeton, New Jersey, 1962—1963. Research fellow California Institute of Technology, Pasadena, 1963—1964. Visiting professor Tata Institute Fundamental Research, Bombay, 1964—1965.
Assistant professor University of California at Los Angeles, 1965—1970. Associate professor Purdue University, West Lafayette, Indiana, 1970—1978, professor physics, from 1978.
Member School Mathematics Institute Advanced Study, Princeton, New Jersey, 1962-1963. Fellow American Physical Society. Member American Association of University Professors, Bread for World, Phi Beta Kappa, Sigma Xi.
Married Beth Ann Winebrenner, May 27, 1984.