In the wake of the recent expiration of key provisions of the Patriot Act, our guest for the hour on Wednesday's AU is Frederick A.O. Schwarz, Jr., former Chief Counsel for the U.S. Senate's Church Committee on Intelligence, and author of the new book: "Democracy in the Dark: The Seduction of Government Secrecy" (The New Press) which explores key questions such as: how much secrecy does good governance require?