جامعة السلطان قابوس
After medical schools in Uganda and London, England, he went to the University of Oxford, where he did postgraduate clinical training in surgery and also, in internal medicine, a doctorate (DPhil) in transplant immunology, and a fellowship in organ transplantation. He was a clinical lecturer in the Nuffield Dept. of Surgery at Oxford for several years before going to the Middle East to help start two medical schools. He was the founding chair of surgery at Sultan Qaboos University in Oman for a decade before moving to the University of Toronto in January 2001.