Ari Berman author of Herding Donkeys, talks about the building and squandering of a grassroots movement.

Author Jacob Hacker talks about American wealth inequality, and Sam ponders the Pope's wide stance on male prostitution.

Casual Friday! Tina Dupuy on the need for a progressive FOX, and Chris Rosen's weekend recommendations

Right-winger: "Jesus says Kill"; also, Sam talks to Digby

Sam chats with Atrios and Sarah Silverman makes a guest appearance.

On Today's Show: The hard launch of the new Majority Report! Andy Harris' puts his foot in his mouth, and Markos Moulitsas of the Daily Kos joins us to talk about lame ducks.

On today's show: UNC's Jonathan D. Weiler on his book Authoritarianism and Polarization in American Politics. 

On Today's Show: Sam gets mad at Jon Stewart

On Todays Show: The Cat Food Commission, and Obama’s caving on tax-cut extensions.

On Today's Show:  Seder slams Blue Dogs and their water carriers (like Matt Bai) and their establishment buddies (like Lawrence O’Donnell).