Professional Activities

Current position:

• Professor of Surgery and Immunology 7/2007 to present
• Chairman, Department of Surgery 7/2007 – 3/2014 College of Medicine University of Arizona

Previous positions:

• Professor of General and Transplant Surgery (with tenure), 9/1999-6/2007
• Vice Chair, Department of Surgery, 1/2000-1/2007 Vice-Chief, Division of Transplantation, /1999-6/2007 Director, Intestinal Transplant Program
• Co-Director, Pancreas Transplant Program Department of Surgery, University of Minnesota
• Professor of Surgery and Chairman, 7/1998 – 8/1999 Department of General and Transplant Surgery University Hospital Zürich, Switzerland
• Professor of Surgery with Tenure, 7/1996 - 7/1998 Vice-Chief, Division of Transplantation
• Director, Intestinal Transplant Program Co-Director, Pancreas Transplant Program
• Associate Director, Liver Transplant Program Department of Surgery, University of Minnesota
• Associate Professor of Surgery with Tenure, 7/1994-6/1996 University of Minnesota
• Assistant Professor of Surgery, 10/1991-6/1994 University of Minnesota
• Staff Surgeon (“Oberarzt”) 12/1990-9/1991 Philipps-Universität, Marburg, Germany