Sir Roger Penrose is a British mathematician, mathematical physicist, philosopher of science and Nobel Laureate in Physics. He is Emeritus Rouse Ball Professor of Mathematics in the University of Oxford, an emeritus fellow of Wadham College, Oxford, and an honorary fellow of St John's College, Cambridge, and University College London.

John Beresford Leathes DSc, MA, FRS, FRCS, FRCP was a British physiologist and an early biochemist. He was the son of Hebrew scholar Stanley Leathes, and the brother of the poet, historian and First Civil Service Commissioner Sir Stanley Mordaunt Leathes.