(1890-1946), public official and presidential adviser. A confidant of Franklin D. Roosevelt, Hopkins served as director of the Federal Emergency Relief Administration (1933) and the Works Projects Administration (1935-40). He helped establish the Social Security System, served as secretary of commerce, and headed the Lend-Lease Program. During World War II he attended all major wartime conferences with FDR and was the president's chief emissary to Great Britain and the Soviet Union.