Collin, (John) Richard (Olaf), (born 1 May 1943), Consultant Surgeon: Moorfields Eye Hospital, since 1981; King Edward VII’s Hospital, Sister Agnes (formerly King Edward VII Hospital for Officers), since 1993; Hon. Consultant Ophthalmic Surgeon, Great Ormond Street Hospital for Sick Children, since 1983; Honorary Professor of Ophthalmology, Institute of Ophthalmology, University College London, since 2008