Doctor of Medicine, Medical School Charité, Berlin, 1962. Doctor of Science, Academy of Sciences German Democratic Republic, Berlin, 1979.
Intern, County Hospital, Berlin, 1961-1962; assistant, Clinic of Diabetes and Metabolic Diseases, Berlin-Kaulsdorf, German Democratic Republic, 1962-1965; assistant lecturer medical department, Charité, Berlin, 1965-1969; senior physician, Clinic of Diabetes and Metabolic Diseases, Berlin, 1969-1975; senior consultant Center Institute Cardiovascular Research,, Academy Sciences German Democratic Republic, Berlin-Buch, 1975-1988; head Clinical Lipid Research Group, Academy Sciences German Democratic Republic, Berlin-Buch, 1984-1988; private practice, Heppenheim, Federal Republic of Germany, since 1991. Consultant Science Council Diabetes Research, Karlsburg, German Democratic Republic, 1981-1988, Science Council Nutrition Research, Rehbrücke, German Democratic Republic,1985-1988. Guest professor diabetes, hypertension, lipids, omega-3 fatty acids, Canada and United States of America, 1989.
Married Brigitta Kleff, April 20, 1963 (divorced June 1974). Children: Franziska, Konrad.