William Letwin (B.A 1943, Ph.D 1951, University of Chicago). After service in the U.S Army 1943-46, Professor Letwin was a graduate student at Chicago (1946-48) and a research student at LSE (1948-50). He was a post doctoral fellow, Economics Department, Chicago, 1951-52; Research Associate, Law School, Chicago, 1953-55; Assistant Professor of Industrial History, MIT, 1955-60; and Associate Professor of Economic History, MIT, 1960-67. He joined LSE as Reader om 1966 and was made Professor in 1977.
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