Thomas de Berkeley, 3rd Baron Berkeley Thomas de Berkeley, 3rd Baron Berkeley Thomas de Berkeley (c. 1293 or 1296 – 27 October 1361), "The Rich", feudal baron of Berkeley, of Berkeley Castle in Gloucestershire, England, was a peer. His epithet, and that of each previous and subsequent head of his family, was coined by John Smyth of Nibley (d.1641), steward of the Berkeley estates, the biographer of the family and author of "Lives of the Berkeleys". He was the eldest son and heir of Maurice de Berkeley, 2nd Baron Berkeley by his wife Eve la Zouche. In 1327 he was made joint custodian of the deposed
University of California, Berkeley in the world during World War II, and was the founder of the Berkeley Center for Theoretical Physics. Faculty member Edward Teller was (together with Stanislaw Ulam) the "father of the hydrogen bomb", who laid important foundations for the establishment of Space Sciences Laboratory at Berkeley. Ernest Lawrence, a Nobel laureate in physics who invented the cyclotron at Berkeley, and founded the Radiation Laboratory on campus, which later became the Lawrence Berkeley National Laboratory. Nobel laureate Glenn T. Seaborg discovered or co-discovered 10 chemical elements at Berkeley and served as the Chancellor of UC Berkeley from 1958–1961. Former United States