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William Dill Rogers (May 12, 1927 in Wilmington, Delaware – September 22, 2007 in Upperville, Virginia) was an American lawyer. He served as U.S. Assistant Secretary of State for Inter-American Affairs (October 1974 – June 1976) and Undersecretary of State for Economic Affairs (June 1976–January 1977) under then-Secretary of State Henry Kissinger in the administration of President Gerald Ford. He was amongst the founding members in 1982, and from 2004 until his death was vice chairman, of Kissinger's consulting firm Kissinger Associates.In the 1950s, Rogers joined the law firm of Arnold, Fortas, & Porter (now Arnold & Porter) and was involved in the successful legal defense of Owen Lattimore, the scholar of East Asia accused of being a key Soviet spy.