Interview Guests: Alex Gibney, Sam Harris Panelists: Cory Booker, Jackie Kucinich, Eva Longoria Alex Gibney is an American documentary filmmaker. His latest documentary "Mea Maxima Culpa: Silence in the House of God" apparently debuts Feb 4, 2013 on HBO. Sam Harris is a philosopher whose latest book is "Free Will". He blogs at samharris.org and has recently written on the gun control issue. Cory Booker is the mayor of Newark, New Jersey and is a high-profile Democrat. Jackie Kucinich is a reporter covering politics for USA Today and is a frequent guest commentator on MSNBC. Eva Longoria is an American television and film actress, best known for her roles on "The Young and the Restless" and "Desperate Housewives".