Rudolph Blach was dean of the Institute of Ophthalmology, London, and a consultant ophthalmic surgeon at Moorfields Eye Hospital. He was the son of Hedwig Jeanette Blach, a nurse companion. She was originally from Germany, but became a British citizen in 1948, at the same time as her son. Blach stud

John Hugh Kelsey (known as 'Jack') was a consultant ophthalmic surgeon at University College Hospital and Moorfields Eye Hospital. He was born in Lincoln on 26 May 1931, the son of Frederick Hugh Kelsey, an engineer's buyer, and Annie Kelsey née Greenwood. He attended the City School in Lincoln and