Dr. Arthur J. Matas is a Professor of Surgery at the University of Minnesota – Twin Cities. Dr. Matas earned his medical degree in 1972 at the University of Manitoba, in Winnipeg, Canada. He did his surgical residency and transplantation fellowship at the University of Minnesota Hospitals, where he was actively involved in clinical and laboratory research.Dr. Matas has authored or coauthored numerous articles and book chapters and his research has been presented at numerous national and international meetings. Dr. Matas is a long-standing member of many surgical and transplant-related societies including the American Society of Transplant Surgeons (of which he is Past President), the American Society of Transplantation, The Transplantation Society, the American Society of Nephrology, the American Surgical Association, and the American College of Surgeons.