Remembered in name but underappreciated in legacy, Forrest "Phog" Allen arguably influenced the game of basketball more than anyone else. In the first half of the twentieth century, Allen took basketball from a gentlemanly, indoor recreational pastime to the competitive game that would become a worldwide sport. Succeeding James Naismith as the University of Kansas's basketball coach in 1907, Allen led the Jayhawks for thirty-nine seasons and...