Tunney: Boxing's Brainiest Champ and His Upset of the Great Jack Dempsey

Among the legendary athletes of the 1920s, the unquestioned halcyon days of sports, stands Gene Tunney, the boxer who upset Jack Dempsey in spectacular fashion, notched a 77—1 record as a prizefighter, and later avenged his sole setback (to a fearless and highly unorthodox fighter named Harry Greb). Yet within a few years of retiring from the ring, Tunney willingly receded into the background, renouncing the image of jock celebrity that became the stock in trade of so many of his contempora...