4x68 - Tony Perkins, Brian Greene

May 27, 2008

4x69 - Sen. Claire McCaskill

May 28, 2008

Tonight Stephen welcomes Missouri Senator Claire McCaskill.

4x70 - Tad Devine, David Sirota

May 29, 2008

Tonight Stephen welcomes journalist and author of The Uprising: An Unauthorized Tour of the Populist Revolt Scaring Wall Street and Washington, David Sirota.

4x71 - Jon Paskowitz

June 2, 2008

Tonight Stephen welcomes the co-producer of the movie Surf Wise, Jon Paskowitz.

4x72 - George Will

June 3, 2008

Tonight Stephen welcomes political commentator and author of One Man's America: The Pleasures and Provocations of Our Singular Nation, George Will.

4x73 - Rep. Bob Barr, Salman Rushdie

June 4, 2008

Tonight Stephen welcomes Oklahoma Representative and Libertarian Presidential candidate, Bob Barr.

4x74 - Pat Buchanan

June 5, 2008

Tonight Stephen welcomes conservative political commentator and author of Churchill, Hitler, and "The Unnecessary War": How Britain Lost Its Empire and the West Lost the World, Pat Buchanan

4x75 - Phil Weiss

June 9, 2008

Tonight Stephen welcomes New York columnist Phil Weiss.

4x76 - Alan Rabinowitz

June 10, 2008

Tonight Stephen welcomes wildlife scientist and author of Life in the Valley of Death: The Fight to Save Tigers in a Land of Guns, Gold, and Greed, Alan Rabinowitz.

4x77 - David Hajdu

June 11, 2008

Tonight Stephen welcomes journalist and author of The Ten-Cent Plague: The Great Comic-Book Scare and How It Changed America, David Hajdu.

4x78 - Winona LaDuke, Dixon Despommier

June 12, 2008

Tonight Stephen welcomes professor of environmental health sciences at Columbia University, Dixon Despommier.

4x79 - Kenneth Miller

June 16, 2008

Tonight Stephen talks with biologist and author of Only a Theory: Evolution and the Battle for America's Soul, Kenneth Miller.

4x80 - Neal Katyal, Jonathan Zittrain

June 17, 2008

Tonight Stephen welcomes the co-founder of the Berkman Center for Internet Security and author of The Future of the Internet--And How to Stop It, Jonathan Zittrain.

4x81 - Uma Mysorekar, Junot Díaz / Lexicon Artist

June 18, 2008

Tonight Stephen welcomes the author of The Brief Wondrous Life of Oscar Wao, Junot Diaz.

4x82 - Bishop N.T. Wright

June 19, 2008

Tonight Stephen welcomes Bible scholar and author of Surprised by Hope: Rethinking Heaven, the Resurrection, and the Mission of the Church, Bishop N.T. Wright.

4x83 - Barbara Ehrenreich

June 23, 2008

Tonight Stephen welcomes political satirist and author of This Land Is Their Land: Reports from a Divided Nation, Barbara Ehrenriech.

4x84 - Jason Bond, Will Smith

June 24, 2008

Tonight Stephen welcomes rapper, actor and star of Hancock, Will Smith.

4x85 - Paul Goldberger, Neil deGrasse Tyson

June 25, 2008

Tonight Stephen welcomes astrophysicist and director of the Hayden Planetarium, Neil DeGrasse Tyson. Also, Stephen talks with architecture critic and author of Up from Zero: Politics, Architecture, and the Rebuilding of New York, Paul Goldberger.

4x86 - Rep. Robert Wexler

June 26, 2008

4x87 - Lama Surya Das, Daniel C. Esty

July 14, 2008

Tonight Stephen welcomes the head of Yale's Center for Business the Environment, Dan Esty. Also Stephen talks with Lama Surya Das about whether Barack Obama should become a Tibetan Buddhist.

4x88 - Julia E. Sweig, Jason Riley

July 15, 2008

Tonight Stephen welcomes journalist and author of Let Them In: The Case for Open Borders, Jason Riley. Also, Stephen talks with Julia Sweig, author of Friendly Fire about the rise of Venezuela and other South American nations rise out of poverty.

4x89 - Rush

July 16, 2008

Tonight Stephen welcomes rock group Rush. They perform Tom Sawyer

4x90 - Elizabeth Edwards

July 17, 2008

Tonight Stephen welcomes the wife of former Presidential candidate John Edwards and author of Saving Graces: Finding Solace and Strength from Friends and Strangers, Elizabeth Edwards.

4x91 - Sen. Jim Webb

July 21, 2008

Tonight Stephen welcomes Virginia Senator and author of A Time to Fight: Reclaiming a Fair and Just America, Senator Jim Webb.

4x92 - Lucas Conley

July 22, 2008

Tonight Stephen welcomes journalist and author of OBD: Obsessive Branding Disorder: The Illusion of Business and the Business of Illusion, Lucas Conley.

4x93 - Nas

July 23, 2008

Tonight Stephen welcomes rapper Nas who is representing www.colorofchange.org and their petition to FOX to stop racist bias in news.

4x94 - Laurie Goodstein, Garrett Reisman

July 24, 2008

Tonight Stephen welcomes astronaut Garrett Reisman.

4x95 - Toby Keith

July 28, 2008

Tonight Stephen welcomes country music superstar Toby Keith and star of Beer for My Horses, plus Keith performs the song of the same name.

4x96 - Eric Roston

July 29, 2008

Tonight Stephen welcomes Eric Roston, author of The Carbon Age: How Life's Core Element Has Become Civilization's Greatest Threat.

4x97 - Crosby, Stills & Nash

July 30, 2008

Tonight Stephen welcomes legendary musical act Crosby, Stills Nash.

4x98 - Buzz Aldrin

July 31, 2008

Tonight Stephen welcomes former NASA astronaut Buzz Aldrin.

4x99 - Lucas Conley, The Apples in Stereo

August 4, 2008

Tonight Stephen welcomes journalist and author of OBD: Obsessive Branding Disorder: The Illusion of Business and the Business of Illusion, Lucas Conley.

4x100 - David Carr

August 5, 2008

Tonight Stephen welcomes New York Times columnist and author of The Night of the Gun: A Reporter Investigates the Darkest Story of his Life--His Own, David Carr.

4x101 - Jason Bond, Kevin Costner

August 6, 2008

Tonight Stephen welcomes actor/director and star of Swing Vote, Kevin Costner.

4x102 - Devin Gordon, Thomas Frank

August 7, 2008

Tonight Stephen welcomes contributing editor for Harper's and author of The Wrecking Crew: How Conservatives Rule, Thomas Frank.

4x103 - Jorge Ramos

August 11, 2008

Tonight Stephen welcomes the anchor for Univision News and author of The Gift of Time: Letters from a Father, Jorge Ramos.

4x104 - Joey Cheek, Jane Mayer

August 12, 2008

Tonight Stephen welcomes journalist and author of The Dark Side: The Inside Story of How The War on Terror Turned into a War on American Ideals, Jane Mayer.

4x105 - Dick Meyer

August 13, 2008

Tonight Stephen welcomes social critic and author of Why We Hate Us: American Discontent in the New Millennium, Dick Meyer.

4x106 - Bing West

August 14, 2008

Tonight Stephen welcomes combat journalist and author of The Strongest Tribe: War, Politics, and the Endgame in Iraq, Bing West.

4x107 - Rep. Bob Barr, Scott McClellan

August 26, 2008

Tonight Stephen welcomes former White House Press Secretary Scott McClellan, author of What Happened: Inside the Bush White House and Washington's Culture of Deception, Scott McClellan. Also, Stephen talks with former Georgia Representative and Libertarian Presidential candidate Bob Barr about the Libertarian party's "green" efforts.

4x108 - Gov. Mike Huckabee

August 27, 2008

Tonight Stephen welcomes former Arkansas Governor and Republican Presidential candidate, Mike Huckabee.

4x109 - Richard Brookhiser

August 28, 2008

Tonight Stephen welcomes biographer, historian and author of George Washington on Leadership, Richard Brookhiser.

4x110 - John McWhorter

August 29, 2008

Tonight Stephen welcomes political commentator and author of All about the Beat: Why Hip-Hop Can't Save Black America, John McWhorter.

4x111 - Laura D'Andrea Tyson

September 2, 2008

Tonight Stephen welcomes the former director of the National Economic Council, Laura Tyson.

4x112 - Doris Kearns Goodwin

September 3, 2008

4x113 - Adam Brickley, Ron Paul

September 4, 2008

4x114 - Gov. David Paterson

September 5, 2008

4x115 - Peter J. Gomes

September 15, 2008

4x116 - Tyson Slocum, Rick Reilly

September 16, 2008

4x117 - Robert Lutz

September 17, 2008

4x119 - Jackson Browne

September 23, 2008

4x120 - Joe Nocera, Cornel West

September 24, 2008

4x121 - Nick Carr

September 25, 2008

4x122 - Paul Begala

September 29, 2008

4x123 - James Taylor

September 30, 2008

4x124 - Dave Levin

October 1, 2008

4x125 - Stephen Greenblatt, Naomi Klein

October 2, 2008

4x126 - Jim Cramer

October 6, 2008

4x127 - Nate Silver

October 7, 2008

4x128 - Joe Scarborough

October 8, 2008

4x129 - David Gergen, Oliver Stone

October 9, 2008

4x130 - Bethany McLean, Kathleen Parker

October 13, 2008

Stephen offers his investment advice, and Kathleen Parker doesn't think Sarah Palin is ready.

4x131 - Joseph Stiglitz

October 14, 2008

4x132 - Shai Agassi

October 15, 2008

4x133 - Brent Glass, Robert Greenwald

October 16, 2008

Stephen starts by talking about the final presidential debate, praising John McCain, but attacking his references to Joe the Plumber. Stephen then talks about the third anniversary of The Colbert Report and that his portrait has now been accepted by Brent Glass as part of the National Museum of American History. He then interviews Robert Greenwald about his series of anti-McCain commercials on YouTube. Stephen then unveils a new portrait of himself, which features him holding his Emmy.

4x134 - Fareed Zakaria, Wynton Marsalis

October 20, 2008

Stephen begins by talking about Colin Powell endorsing Barack Obama for president. He then interviews Fareed Zakaria about the economic crisis. Stephen presents a new "lower cost" segment based on "Colbert Platinum", "Colbert Aluminum." He talks about Paris, rich people opening various bank accounts in order to protect themselves, and stealth wealth. Finally, Stephen talks to Wynton Marsalis about jazz and together they perform "The Star-Spangled Banner."

4x135 - Michael Farris

October 21, 2008

Stephen begins by talking about Stephen Jr., his adopted eagle son, who was spotted in Oregon. He claims that Stephen Jr. has been supporting John McCain in the state. In "The Wørd," Stephen discusses Acorn and voter fraud, with some votes containing the names of cartoon characters. He claims that cartoon characters should not be allowed to vote. Stephen then examines of God concerning the election, after claims of a battle between God, Allah, Buddah and Hindu (despite the fact Buddah and Hindu are not gods). He plays some reponses from his Atone-Phone. Stephen then interviews Michael Farris about the Patrick Henry College.

4x136 - David Frum

October 22, 2008

4x137 - Jonathan Alter

October 23, 2008

4x138 - Yo-Yo Ma

October 27, 2008

Grammy Award winning cellist Yo-Yo Ma, (Songs of Joy and Peace).

4x139 - Brian Moore, Sherman Alexie

October 28, 2008

Stephen welcomes Sherman Alexie, author of "The Absolutely True Diary of a Part-Time Indian."

4x140 - David Simon

October 29, 2008

Tonight Stephen welcomes Baltimore Sun reporter David Simon.

4x141 - Wilco

October 30, 2008

4x142 - Charlie Cook, Andrew Sullivan

November 3, 2008

Andrew Sullivan says conservatives should support Obama.

4x143 - Indecision 2008: America's Choice

November 4, 2008

Stephen Colbert and Jon Stewart report live from Indecision World Headquarters where Comedy Central has rounded up the best researchers and consultants (that it can afford) to provide shallow analysis, obscure factoids, random guesses and pointless sound.

4x144 - Ambassador Andrew Young

November 5, 2008

Stephen sits down with civil rights pioneer Andrew Young.

4x145 - Rachel Maddow

November 6, 2008

4x146 - Dan Savage, Kevin Johnson

November 11, 2008

4x147 - Bob Woodward

November 12, 2008

4x148 - Stephen Moore

November 13, 2008

4x149 - Malcom Gladwell

November 17, 2008

Tonight Stephen welcomes the author of Outliers: The Story of Success, Malcolm Gladwell. Also, Stephen talks with the host of Meet the Press, Tom Brokaw about the important cabinet positions to be filled by Barack Obama.

4x150 - Paul Simon

November 18, 2008

Tonight Stephen welcomes singer/songwriter Paul Simon.

4x151 - Michael Lewis

November 19, 2008

Tonight Stephen welcomes the author of Panic: The Story of Modern Financial Insanity, Michael Lewis.

4x152 - Cory Booker, Thomas L. Friedman

November 20, 2008

Tonight Stephen welcomes economist and author of Hot, Flat, and Crowded: Why We Need a Green Revolution--and How It Can Renew America, Thomas Friedman.

4x153 - Khaled Hosseini, Roland Fryer

December 1, 2008

Stephen checks in on the war in Afghanistan, and Roland Fryer sees if cash incentives inspire students.

4x154 - Jeffrey Goldberg

December 2, 2008

Plaxico Burress could go to jail, and Jeffrey Goldberg says airline security is insufficient.

4x155 - Barbara Walters

December 3, 2008

The media reacts to Obama's cabinet picks, and Barbara Walters promotes her TV special.

4x156 - Sen. Bob Graham, Nicholas Wade

December 4, 2008

A new report predicts a biological attack, and Nicholas Wade wants to recreate a woolly mammoth.

4x157 - Geoffrey Canada

December 8, 2008

Stephen briefly mentions Barbra Streisand kissing President Bush. He then talks about a potential government bailout of the Big Three U.S. automakers. Stephen then discusses Congresswoman Ileana Ros-Lehtinen unknowingly hanging up on President-elect Obama. Finally, he interviews Geoffrey Canada about his work with the Harlem Children's Zone.

4x158 - Kevin Bacon, Charlie Kaufman

December 9, 2008

Stephen briefly mentions the arrest and indictment of Illinois Governor Rod Blagojevich. A discussion on Frost/Nixon, he interviews Kevin Bacon about the film. As a prelude to Thursday's new episode of Tek Jansen, Stephen shows the previous installment. Finally, he interviews Charlie Kaufman about his new film, Synecdoche, New York.

4x159 - Richard Haass

December 10, 2008

Richard Haass believes this century has the potential for America to cooperate with other countries to make the world safer.

4x160 - Michael Phelps

December 11, 2008

Stephen talks about Atheists trying to take the Christ out of Christmas. Michael Phelps will compete in the 2010 Winter Olympics after Stephen teaches him how to ice dance.