Bachelor of Science, Michigan State University, 1964, Doctor of Philosophy, 1967. Diplomate American Board Medical Genetics.
Assistant professor Illinois State University, Normal, 1967-1971, associate professor, 1971-1972. Assistant professor of University Illinois, Urbana-Champaign, 1972-1976, associate professor genetics, 1976. Director section for geneticsdept. pediatrics University of Illinois College Medicine, Urbana, 1975-1994.
Assistant director.Sch. of Life Sciences, University of Illinois Urbana-Champaign, 1995.
Fellow: American College Medical Genetics. Member: American Association for the Advancement of Science, Illinois Academy of Sciences, New York Academy of Sciences, American Society Human Genetics, American Genetics Association, Genetics Society America, Phi Kappa Phi.
Married Mary Louise Stace, June 20, 1964. Children: Mark, Jennifer, Kathryn.