Student, Stanford University, 1980. Doctor of Medicine, Heidelberg University, Germany, 1983.
Resident in surgery University Hospital, Giessen, Germany, 1983-1990. Research fellow Harvard University, Boston, 1990-1992. Surgeon Würzburg (Germany) University, 1992-1997.
Guest professor University Oslo, 1997-2001. Member medical faculty Martin-Luther University, Halle, Germany, since 1997. Consultant medical education Federal Government Germany, Bonn, 1979-1980.
Member European Association of Young Medical Scientists (chairman since 1991), Stanford University Alumni Association, Brigham and Women's Hospital (Harvard) Alumni Association, Atlantik Brücke.
Married Ursula Gresser. 1 child, Bernhard Andreas.