Owney Madden lived a seemingly quiet life for decades in the resort town of Hot Springs, Arkansas, while he was actually helping some of America's most notorious gangsters rule a vast criminal empire. In 1987, Graham Nown first told Madden's story in his book The English Godfather, in which he traced Madden's boyhood in England, his immigration to New York City, and his rise to mob boss. Nown also uncovered a love story involving Madden and the daughter of the Hot Springs postmaster. Before his arrival in Hot Springs, Madden was one of the most powerful gangsters in New York City and...