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Description of  Joe Rochefort's war : the odyssey of the codebreaker who outwitted Yamamoto at Midway

This is the first biography of Capt. Joe Rochefort, the Officer in Charge of Station Hypo the U.S. Navys decrypt unit at Pearl Harbor and his key role in breaking the Imperial Japanese Navys main code before the Battle of Midway. It brings together the disparate threads of Rocheforts life and career, beginning with his enlistment in the Naval Reserve in 1918 at age 17 (dropping out of high school and adding a year to his age). It chronicles his earliest days as a mustang (an officer who has risen from the ranks), his fortuitous posting to Washington, where he headed the Navys codebreaking desk at age 25, then, in another unexpected twist, found himself assigned to Tokyo to learn Japanese.This biography records Rocheforts surprising love-hate relationship with cryptanalysis, his joyful exit from the field, his love of sea duty, his adventure-filled years in the 30s as the right-hand man to the Commander in Chief, U.S. Fleet, and his...