1989 State examination, Szeged, Hungary
1989 First PhD thesis
1999 Specialized surgical examination, Swiss Medical Association
1992-1994 Visceral Transplant Surgery and Emergency Centre at the University Hospital Inselspital Bern
1994-1995 Chest Heart and Blood-vessel Surgery Inselspital Bern
1996-2013 Kantonsspital Schaffhausen Surgery Department Head surgeon