Sir William Lawrence Bragg
Elder son of Sir William Henry Bragg: educated at Queen 's Preparatory School and St. Peter's College, Adelaide, Austrailia; first-class honours mathematics, 1908; went to Trinity College, Cambridge 1909, first class mathematical tripos (part i) and natural science tripos (physics) (part ii); fellow of Trinity College and in 1914, a lecturer of the university, worked on X-ray analysis of crystal structures and determined the atomic arrangements of sodium and potassium chloride; with his father, William, he determined the structure of the diamond and father and son were jointly awarded the Nobel Prize for this work; succeeded Lord Rutherford as Langworthy professor of physics at Manchester 1919: elected FRS 1921.
He was appointed Director of NPL in 1937 and then succeeded Rutherford as Cavendish professor of physics at Cambridge in 1938. From 1954 to 1966. He was director of the Davy-Faraday Laboratory at the Royal Institution.
Bragg was awarded an MC and an OBE in 1918 and the Copley medal in 1966 from the Royal Society. He received honorary degrees from 11 universities, was knighted in 1941 and received the CH in 1967.