Doctor of Medicine, U. Erlangen-Nürenberg, Germany, 1964; Master of Science, University of Minnesota, 1975.
Resident in internal medicine, Mayo Clinic, Rochester, Minnesota, 1968-1970;
fellow nephrology, Mayo Clinic, Rochester, 1970-1972;
associate consultant, Mayo Clinic, Rochester, 1972-1973;
chief of dialysis unit, U. Mainz, Germany, 1973-1974;
chief of dialysis unit, VA Medical Center, Ann Arbor, Michigan, 1974-1990;
from assistant professor to professor internal medicine, University of Michigan, Ann Arbor, since 1974;
professor epidemiology, University of Michigan School Public Health, Ann Arbor, since 1989. Interim director Division of Nephrology, University of Michigan, Ann Arbor, 1977-1978. Dir.Mich. Kidney Registry, Ann Arbor, 1984-1994, deputy director United States Renal DataSystem-Coord.
Center, Ann Arbor, since 1988. Co-director Kidney Epidemiology and Cost Center, Ann Arbor.
Fellow American College Physicians (Best Physicians American award 1993). Member American Society Nephrology, American Kidney Foundation (editorial board).