Tom Roston sits down with Michael Moore to talk Oscars and documentary box office success.

"When I was first considering taking a leap into the professional abyss of filmmaking, there was one documentary, more than any other, that shouted out, 'Come on in, the water's great!'"

Documentaries have started to assert that they, like their Hollywood cousins, can be more than simply 'engaging.' Doc Soup Man Tom Roston says they can be entertaining diversions too.

With Sundance kicking off this Thursday, guest blogger Edward J. Delaney sounds off on his wariness of documentaries made by celebrities who seem to jump into the genre out of nowhere.