Doctor of Medicine, 1970.
Medical assistant Krankenanstalt Bethel, Bielefeld, Germany, 1970-1971. Research assistant Institute Biochemistry University Duesseldorf, Germany, 1971-1973. Medical research assistant University Essen, Germany, 1974-1984, professor clinical endocrinology Germany, since 1988.
Head metabolic unit Krankenhaus Stade, Germany, 1984-1987. Research fellow National Institutes of Health, Bethesda, Maryland, 1982.
Fellow German Chamber Physicians (examiner).
Married Johanna Magdalene Schickling, February 6, 1970. Children: Nils, Inga.