Terry Gross

Emmy Award winner Brian Cox will be appearing on the HBO series Deadwood this season. Cox has been in more than 100 films and TV shows over the past 40 years.

Attorney Richard Samp is the chief counsel for the Washington Legal Foundation, an organization that has been urging the U.S. Court of Appeals to dismiss challenges to detentions at Guantanamo. He has said, "Throughout our history, the courts have never allowed nonresident aliens to invoke the Constitution as a basis for challenging their detention by American authorities."

Civil rights lawyer Joseph Margulies' new book is Guantanamo and the Abuse of Presidential Power. Margulies has represented several prisoners held at Guantanamo Bay Detention Center, and he believes that current U.S. policy is a legal and ethical disaster. He says that few new prisoners are arriving at Guantanamo, but the population at Bagram prison in Afghanistan is growing rapidly.