Since the first films played in nickelodeons, controversial movies have been cut or banned across the United States. Far from Hollywood, regional productions such as Oscar Micheaux's provocative race films and Nell Shipman's wildlife adventures were censored by men like Major M.L.C. Funkhouser, the terror of Chicago's cinemas, and Myrtelle Snell, the Alabama administrator who made the slogan "Banned in Birmingham" famous. Censorship continues today, with Utah's case against Deadpool (2016) pending in federal court and Robert Rodriguez's Machete Kills (2013) versus the Texas Film...