Samuel "Roxy" Rothafel (1882-1936) built an influential and prolific career as film exhibitor, stage producer, radio broadcaster, musical arranger, theater manager, war propagandist, and international celebrity. He helped engineer the integration of film, music, and live performance in silent film exhibition; scored early Fox Movietone films such as Sunrise (1927); pioneered the convergence of film, broadcasting, and music publishing and recording in the 1920s; and helped movies and moviegoing become the dominant form of mass entertainment between the world wars.

The first book devoted to...