Doctor of Medicine, U. Göteborg, Sweden, 1967; Doctor of Philosophy, U. Göteborg, Sweden, 1973.
Head department infectious diseases Sahlgrenska University Hospital, Göteborg, Sweden, since 1980. Visiting scientist Office Biologies, Food and Drug Administration, Bethesda, Maryland, 1983-1984. Professor Infectious Diseases, Göteborg University.
Medical advisor National Board Health, Sweden, 1980-1996. Medical expert Medical Products Agency, Sweden, 1990-1900.
Fellow Infectious Diseases Society of America, Royal College Physicians Edinburgh, Royal college Physicians London (honorary).
Married Birgitta R. Rennerfelt, November 14, 1964. Children: Matts, Pelle, Charlotte, Susanne.