Read what critics have been saying about POV's Herman's House, a film about Herman Wallace, who has spent more than 40 years in a 6' x 9' prison cell. He works with artist Jackie Sumell to imagine his "dream home," questioning justice and punishment in America. Now streaming free for a limited time.

Herman's House premieres tonight on PBS. Check out our Storify round-up to see how people are using Tweets and Facebook posts to let their community know about the film. Use our partner toolkit to join them.

Join the #docchat Twitter chat with Herman's House director Angad Bhalla on Tuesday, July 9 from 3-5 PM ET (Noon-2 PM PT).

In Herman's House, what began as a game turned into an interrogation of justice and punishment in America. Premieres Monday, July 8, 2013 on PBS stations.

What began as a game turned into an interrogation of justice and punishment in America. A moving account of an unending struggle for freedom and a means of expression found in a visual artist. Premieres Monday, July 8, 2013 on PBS stations.