Bachelor, Hope College, Holland, Michigan, 1958; Master of Science, University of Michigan, 1963; Doctor of Philosophy, University of Michigan, 1965.
Postdoctoral fellow, U. Iowa, Iowa City, 1965-1967; assistant professor, U. Iowa, Iowa City, 1965-1971; associate professor, U. Iowa, Iowa City, 1971-1976; professor biochemistry, U. Iowa, Iowa City, 1976-1982; professor pediatrics and biochemistry, since 1982. Member of advisory board Abbott laboratories, North Chicago, Illinois, 1972-1980, G.D. Searle, Skokie, Illinois, 1975-1985.
Elder Trinity Christian Reformed Church, Iowa City, 1967. Member American Chemical Society, American Institute Nutrition, American Society Biochemistry and Molecular Biology, American Pediatric Society.
Married Carol N. Stegink, June 30, 1962. Children: David W., Daniel E.