RPG Interview Room: Let's Play: Dungeons & Dragons Behind Bars
Let's Play: Dungeons & Dragons Behind Bars is a documentary by filmmaker Elizabeth de Kleer that takes a look at the inside of some jails in the USA and the effect that playing D&D has on some of the inmates.
Truly hope you enjoy this one and please, take a look at the Kickstarter. It is for one of the best causes I have ever seen in the world of RPGs.
It is Free