Colin Teasdale was a consultant general surgeon at Derriford Hospital, Plymouth. He was born in Leeds on 26 June 1945 to Alan Wainwright Teasdale and Eva Teasdale née Rowley He had an older sister, Jean, who trained as a dietitian, and a younger brother, Eric, became an occupational medicine consul

William Jones Owen was a consultant surgeon at Guy’s and St Thomas’s Hospitals and a senior lecturer at King’s College, London. He spent his early life in north Wales, where he excelled at his academic work, rugby, music and Welsh. He won first prize in a recital group at the Urdd National Eisteddfo