Brian Kendall was director of the Lysholm department of radiology at the National Hospital for Neurology and Neurosurgery, London. He was born in Bolton, Lancashire, the son of Gilbert Kendall, a tanner, and Elsie Kendall née Holt. Aged seven, following the death of his mother, his family moved to L

James William Douglas Bull, the son of a general practitioner in Buckinghamshire, was educated at Repton and at Gonville and Caius College, Cambridge, before securing an entrance scholarship to St George's Hospital Medical School and graduating there in 1936. One of his uncles was a radiologist and