A look at the white-hot documentary phenomenon of 2013, featuring exclusive interviews with Sarah Polley (Stories We Tell), Alex Gibney (We Steal Secrets: The Story of Wikileaks), Rodney Ascher (Room 237), Morgan Neville and Merry Clayton (Twenty Feet from Stardom), and Erin Lim (The Nomadic Family Project). Host by Dennis Willis, with Steve Wagner.