Bachelor of Science, University Rochester, 1955; Master of Engineering, Yale University, 1959; Doctor of Philosophy, Yale University, 1962.
Assistant professor, U. Delaware, Newark, 1962-1965; assistant professor, University of Illinois, Chicago, 1965-1966; associate professor, University of Illinois, Chicago, 1966-1971; professor, University of Illinois, Chicago, 1971-1983; Vennema professor, University of Michigan, Ann Arbor, 1983-1999.
Served to Lieutenant United States Navy, 1955-1958. Member National Academy of Engineering, International Society for Study Lumbar Spine (president 1981-1982), American Society of Mechanical Engineers(chairman bioengineering division 1981-1982, Hassaram Rijhumal Lissner award 1990), American Society Biomechanics (president 1982-1983, Borelli award 1996), United States National Committee on Biomechanics (chairman 1982-1985), Phi Beta Kappa M C.
Married Susan Resnikov, August 25, 1955. Children— Carl, Adam, Robin.