Geoffrey Mogg was a consultant general surgeon at Stoke Mandeville Hospital, Aylesbury. He was born in Cardiff and studied medicine at Cambridge. He went to St Bartholomew's Hospital for his clinical training. After junior posts in surgery he emigrated to Brisbane, Australia, in 1980 to become a university lecturer, staff surgeon, and the director of surgery at Queen Elizabeth II Hospital. There he expanded his interest in coloproctology and began to study the management of postoperative pain by means of epidural anaesthesia. In 1990 he returned to England as a consultant at St Cross Hospital, Rugby, where he promoted a day surgery unit. In 1997 he was appointed as a consultant general surgeon to Stoke Mandeville Hospital, Aylesbury, where he set up a rectal bleeding clinic. Six months later, he was found to have non-Hodgkin's lymphoma, from which he died on 28 September 1999. He left a wife, Joan, two daughters and two sons.