Doctor of Medicine, University Göttingen, Germany, 1974. Private docent of surgery, Technology University Munich, 1989. Degree in Professor Surgery, Technology University Munich, 1995.
Assistant department surgery, Kankenhaus Nen-Maria-Hilf, Göttingen, 1974-1975; assistant departments internal medicine and obstetrics-gynecology., St. Bernward Krankenhaus Hildesheim, 1975; assistant department pathology, U. Göttingen, 1977-1978; assistant department surgery, Marien Hospital, Aachen, Germany, 1978-1980; assistant department surgery, U. Göttingen, 1980-1982; consultant department surgery, U. Munich, 1982-1996; chief department chairman visceral and vascular surgery, U. Cologne, Germany, since 1996.
Captain Germany Medical Corps, 1975-1977. Fellow American College of Surgeons, International Society Surgery, Royal College Surgeons England. Member International Society for Diseases of the Esophagus (federation chairman West Europe 1998), Rotary Club Cologne.
Married Lucia A. Engelhardt, April 29, 1977. Children: Moritz, Alice, Isabelle.