Tizard, Sir Henry Thomas, only son of Capt. Thomas Henry Tizard, R.N., C.B., F.R.S., asst. hydrographer to the Admiralty, by Mary Elizabeth, daughter of William H. Churchward, C.E., of Woking, Surrey; b. Aug. 23, 1885; adm. as exhibitioner Sept. 28, 1899 (R); Q.S. Jan. 1900; left (with Triplett) July 1904; Magd. Coll. Oxon., matric. Michaelmas 1904; demy (Science) 1905; 1st class Maths. (Mods.) 1905; 1st class Nat. Science (Chemistry) 1908; B.A. 1908; senior demy 1909; Fellow of Oriel Coll. and lecturer in Nat. Science 1911-20; M.A. 1911; served in Great War I; Lieut.-Col. R.A.F. April 1, 1918; director of Technical Research and Experiment R.A.F.; mentioned in despatches; A.F.C. Nov. 2, 1918; principal asst. sec. Dept. of Scientific and Industrial Research; F.R.S. 1926; C.I.E. Jan. 1, 1927; Rector of the Imperial Coll. of Science and Technology 1929-42; Hon. Fellow of Oriel Coll. Oxon. 1933; a trustee of the British Museum 1937; K.C.B. Feb. 1, 1937; member of the Air Council 1941-3; president of Magd. Coll. Oxon. 1942-6; chairman of the Defence Research Policy Committee and of the Advisory Council on Scientific Policy 1946-52; Hon. Fellow of Magd. Coll. 1946; Hon. Sc.D., Cambridge, London and Leeds; Hon. LL.D. Queensland and Edinburgh; Hon. D.C.L. Durham; Gold Medallist of the Franklin Society of Philadelphia 1946; president of the British Association 1948; G.C.B. Jan. 1, 1949; a Busby Trustee 1938; a Governor of the School 1939; he was one of the leading scientists of his day, and it was in great part due to his prescience in the development of radar that the R.A.F. won the Battle of Britain in 1940; m. April 24, 1915, Kathleen Eleanor, second daughter of Arthur Prangley Wilson, of Rudgarick, Surrey; d. Oct. 9, 1959; the Henry Tizard Memorial Fund for the promotion of science at Westminster was founded in his memory 1960.