Doctor of Philosophy in Microbiology, University Cologne, Germany, 1961. Diploma, Institute Tropical Disease, Hamburg, Germany, 1965.
Postdoctoral fellow, Columbia University, New York City, 1961-1962; research associate, Institute Tropical Diseases, 1962-1965; experimental immunologist, Biological Institute, Cologne, 1965-1972; director experimental research, Madaus Pharmaceutical, Cologne, 1972-1988; vice president corporation projects, Madaus AG, Cologne, since 1988. Instructor Chamb. Indiana Comm., Cologne, 1966-1973.
Fellow New York Academy of Sciences. Member License Executives Society, German Association Science, German Association Tropical Medicine.
Married Gisela Stephan, September 27, 1984. Children: Carl Philipp, Sibylle, Andreas.