Season 13

01 Episode 338 Episode 19th January 2015 Comedy legend Jay Leno, literary icon Salman Rushdie, Ex-HP CEO Carly Fiorina, Chris Hardwick and Paul Begala. 02 Episode 339 Episode 216th January 2015 Bill's guests include Oscar winning director Kathryn Bigelow, "Wedding Ringer" actor Josh Gad, "Being Mortal" author Atul Gawande, New York Times "Upshot" correspondent Josh Barro, "The Work: My Search For a Life That Matters" author Wes Moore. 03 Episode 340 Episode 323rd January 2015 Ex-Governor Howard Dean (D-VT), comedian and "Black and White" actor Bill Burr, "America in Retreat" author Bret Stephens, Washington Post's Nia-Malika Henderson, and The Atlantic's James Fallows. 04 Episode 341 Episode 430th January 2015 This weeks guests include comedy legend Mel Brooks, Representative Joaquin Castro (D-TX), "Citizenfour" director Laura Poitras, BBC World News anchor Kitty Kay, and "The Entrepreneurial Instinct" author Monica Mehta. 05 Episode 342 Episode 56th February 2015 This weeks guests include "Course in Miracles" author Marianne Williamson, "Blaze" anchor Amy Holmes, "Weekly Standard" writer John McCormack, "Redefining Realness" author Janet Mock, and British writer and journalist Johann Hari. 06 Episode 343 Episode 613th February 2015 This weeks guests include director of "Merchants of Doubt" Robert Kenner, former Republican member of the United States House of Representatives Tom Davis, Editor-in-Chief for the Economist magazine Zanny Minton Beddoes, co-founder of the black political blog Jack and Jill Politics and CEO of Cultivated Wit Baratunde Thurston, and actor and author of "Holy Cow" David Duchovny. 07 Episode 344 Episode 720th February 2015 Director Rob Reiner, singer/songwriter Aloe Blacc, Bill Nye "The Science Guy", writer Fran Lebowitz and Washington Post's Elahe Izadi. 08 Episode 345 Episode 86th March 2015 Bill's guests include Ex-Obama guru & "Believer" author David Axelrod, "Going Clear" author Lawrence Wright, "American Crime" creator John Ridley, Heritage Foundation's daily signal Genevieve Wood, and author and journalist Matt Taibbi. 09 Episode 346 Episode 913th March 2015 Huffington Post's Editor-in-Chief Arianna Huffington, "Stonewalled" author Sharyl Attkisson, The National Review's Tom Rogan, The Hunting Ground's Annie Clark & Andrea Pino and actor Sean Penn. 10 Episode 347 Episode 1020th March 2015 Interview: NBC and MLB sportscasting legend Bob Costas. Panel: ex-US Rep. Jack Kingston (R-GA), ex-NYC Council Speaker Christine Quinn, GOP Strategist Mercedes Schlapp. Panel Guest: "God's Bankers" author Gerald Posner. 11 Episode 348 Episode 1127th March 2015 Interview: "God, Guns, Grits, and Gravy" author Mike Huckabee. Panel: "The Slap" star Zachary Quinto, "Frank" author and ex-Rep. Barney Frank (D-MA), and CNN commentator S.E. Cupp. Panel Guest: NASA JPL Senior Water Scientist Professor Jay Famiglietti. 12 Episode 349 Episode 1210th April 2015 "A Fighting Chance" author Senator Elizabeth Warren (D-MA), "Live Right and Find Happiness" author Dave Barry, "In Defense of Liberal Education" author Fareed Zakaria, "Bad Religion" author Ross Douthat and Roll Call editor-in-chief Christina Bellantoni. 13 Episode 350 Episode 1317th April 2015 Esquire TV's "The Runner-Up" star Clay Aiken, "The Story" author Judith Miller, "Thomas Jefforson" author Jon Meacham, CNBC chief international correspondent Michele Caruso Cabrera, Center for American Progress president Neera Tanden. 14 Episode 351 Episode 1424th April 2015 Celebrity chef & "Fresh Off the Boat" author Eddie Huang, activist Robert F. Kennedy, Jr., Daily Beast contributor Ana Marie Cox, Weekly Standard senior editor Christopher Caldwell, and G.O.P. consultant Liz Mair. 15 Episode 352 Episode 151st May 2015 Bill's guests include "The Great Divide" author Joseph Stiglitz, Human Rights Foundation chairman Garry Kasparov, Wilson Center President and Ex-Representative Jane Harman (D-CA), New Yorker staff writer Adam Gopnik and Foreign Policy Initiative co-founder Dan Senor. 16 Episode 353 Episode 168th May 2015 Bill's guests include comedy legend Billy Crystal, MSNBC "Now" host Alex Wagner, Ex-Rhode Island Governor Lincoln Chafee, consumer advocate Erin Brockovich, and ESPN commentator Will Cain. 17 Episode 354 Episode 1715th May 2015 Bill's guests include film-maker & "Carsick" author John Waters, "Heretic" author Ayaan Hirsi Ali, Democratic president Heather McGhee, and "By the People" author Charles Murray. 18 Episode 355 Episode 185th June 2015 Bill's guests include "Inside Out" actor Lewis Black, ex-representative Rick Lazio (R-NY), ex-senior CIA and FBI official Philip Mudd, ex-Ohio state senator Nina Turner (D-OH), and "Superpower" author Ian Bremmer. 19 Episode 356 Episode 1912th June 2015 Bill's guests include "Jeff Ross Roasts Criminals" comic Jeff Ross, actor and environmentalist Ed Begley Jr., Daily Beast columnist Ron Christie, The Other 98% director Alexis Goldstein, and Slate's "The Gist" host Mike Pesca. 20 Episode 357 Episode 2019th June 2015 Bill's guests include Democratic President hopeful, Senator Bernie Sanders (I-VT), Representative Luis Gutiérrez (D-IL), "¡Adios America!" author Ann Coulter, MSNBC contributor Joy Reid and Daily Caller's senior contributor Matt Lewis. 21 Episode 358 Episode 2126th June 2015 EPA Administrator Gina McCarthy, Georgetown professor Michael Eric Dyson, "The Selfie Vote" author Kristen Soltis Anderson, "End of Discussion" co-writer Mary Katherine Ham, and "Trainwreck" director & "Sick in the Head" author Judd Apatow. 22 Episode 359 Episode 227th August 2015 The Interview: Michael Mann. The Panel: Mary Matalin, Steve Schmidt, Lt. Governor Gavin Newsom (D-CA). Mid-Show Guest: Caitlin Flanagan. 23 Episode 360 Episode 2314th August 2015 The Interview: Sister Helen Prejean. The Panel: Jennifer Granholm, Doug Heye, Lawrence Wilkerson. Mid-Show Guest: Talib Kweli. 24 Episode 361 Episode 2421st August 2015 "Pretty Ladylike" author Senator Claire McCaskill (D-MO), WTF's Marc Maron, Rep. Donna Edwards (D-MD), "Conservatarian Manifesto" author Charles Cooke, "The Blue Zones Solution" author Dan Buettner. 25 Episode 362 Episode 2528th August 2015 GOP Presidential candidate & Ex-Senator Rick Santorum (R-PA), Representative Dana Rohrabacher (R-CA), Ex-State Senator Wendy Davis (D-TX), Washington Post national reporter Robert Costa and Senior Editor for The Daily Beast Michael Weiss. 26 Episode 363 Episode 2611th September 2015 Author Salman Rushdie, cable legend Keith Olbermann, Daily Beast columnist Michael Moynihan, political columnist Linda Chavez and actor Wendell Pierce. 27 Episode 364 Episode 2718th September 2015 Chris Matthews, Governor George Pataki, Mark Cuban and Jorge Ramos. 28 Episode 365 Episode 2825th September 2015 Jane Goodall, John Cleese, S.E. Cupp, and Ron Reagan. 29 Episode 366 Episode 292nd October 2015 Neil Degrasse Tyson, Richard Dawkins, Adam Gopnik, Matt Welch, and Angela Rye. 30 Episode 367 Episode 309th October 2015 Ernest Moniz, Rob Thomas, Andrew Sullivan, Anne-Marie Slaughter and Patrick J. Kennedy. 31 Episode 368 Episode 3116th October 2015 Bernie Sanders, Katrina Vanden Heuvel, Lawrence Lessig, Johann Hari, and John Feehery. 32 Episode 369 Episode 3230th October 2015 David Spade, Maxine Waters, Grover Norquist, Tulsi Gabbard, and Roger Stone. 33 Episode 370 Episode 336th November 2015 Bill's guests include Quentin Tarantino, Keith Olbermann, Anthony Weiner, David Frum, and Jillian Melchior. 34 Episode 371 Episode 3413th November 2015 Bill's guests include Jay Leno, Michael Steele, Dylan Ratigan, Asra Nomani, and Paul Reiser. 35 Episode 372 Episode 3520th November 2015 Bill's guests include Angus King, Chrystia Freeland, Gavin Newsom, Andy Cohen, and Ben Domenech.