Andrew Sullivan, Richard Freeman

S04 E01 • Monday, Jan 7, 2008 • Jan 7

Chris Beam, Gary Rosen

S04 E02 • Tuesday, Jan 8, 2008 • Jan 8

Gov. Mike Huckabee, Matt Taibbi

S04 E03 • Wednesday, Jan 9, 2008 • Jan 9

Norman Ornstein, Muhammad Yunus

S04 E04 • Thursday, Jan 10, 2008 • Jan 10

Neil Shubin

S04 E05 • Monday, Jan 14, 2008 • Jan 14

Peter Hopkins, Jared Cohen

S04 E06 • Tuesday, Jan 15, 2008 • Jan 15

Deborah Tannen

S04 E07 • Wednesday, Jan 16, 2008 • Jan 16

Lou Dobbs, David Levy

S04 E08 • Thursday, Jan 17, 2008 • Jan 17

Allan Sloan, Eric Weiner

S04 E09 • Monday, Jan 21, 2008 • Jan 21

Malcolm Gladwell, Andrew Young

S04 E10 • Tuesday, Jan 22, 2008 • Jan 22

Stephen Colbert's Sport Report

S04 E11 • Wednesday, Jan 23, 2008 • Jan 23

Debra Dickerson, Charles Nesson

S04 E12 • Thursday, Jan 24, 2008 • Jan 24

Marjane Satrapi, Rick Warren

S04 E13 • Monday, Jan 28, 2008 • Jan 28

Joe Quesada, Alex Ross

S04 E14 • Tuesday, Jan 29, 2008 • Jan 29

Carl Hiaasen, Frans de Waal

S04 E15 • Wednesday, Jan 30, 2008 • Jan 30

Tim Harford, Andrew Napolitano

S04 E16 • Thursday, Jan 31, 2008 • Jan 31

Tony Campolo, Jacob Weisberg

S04 E17 • Monday, Feb 4, 2008 • Feb 4

Tonight Stephen welcomes Slate editor in chief Jacob Weisberg, author of The Bush Tragedy. Also, Stephen talks with Tony Campolo, author of Red Letter Christians, about the Chrisitian right's influence on politics.

Angelo Falcon, Bob Dole

S04 E18 • Tuesday, Feb 5, 2008 • Feb 5

Richard Brookhiser, Tad Devine

S04 E19 • Wednesday, Feb 6, 2008 • Feb 6

Tonight Stephen welcomes Democratic strategist Tad Devine. Also Stephen talks with the senior editor of The National Review Richard Brookhiser about whether the Republicans will vote for John McCain.

Mark Moffett

S04 E20 • Thursday, Feb 7, 2008 • Feb 7

Tonight Stephen welcomes naturalist Mark Moffett, author of Face to Face with Frogs. Also, Presidental candiate and former Arkansas Governaor Mike Huckabee stops by to discuss, and play air hockey with Stephen, about which state he hopes to win next.

Aubrey de Grey, Philip Zimbardo

S04 E21 • Monday, Feb 11, 2008 • Feb 11

Stephen begins with congratulating Barack Obama winning a Grammy award for "Best Spoken Word Album" for The Audacity of Hope: Thoughts on Reclaiming the American Dream. He then talks about Mitt Romney dropping out of the race for President. He then interviews Aubrey de Gray about defeating aging and trying to make John McCain young. Stephen then talks about his portait to Marc Pachter (over the telephone). Pachter tells him that the portait has increased the number of visitors to the museum and that it will now be displayed in the National Portrait Museum until April 1. He then interviews Philip Zimbardo about "The Lucifer Effect" and how people become evil.

Gov. Eliot Spitzer, Eleanor Holmes Norton, Lisa Randall

S04 E22 • Tuesday, Feb 12, 2008 • Feb 12

Stephen begins with a discussion on Mike Huckabee's running mate. Stephen claims that via obligation, he should be the running mate. He also displays his dislike of John McCain, due to other right-wing political pundits, such as Rush Limbaugh, disliking McCain. He then talks to superdelegate Eliot Spitzer about superdelegates. He then talks to Eleanor Holmes Norton, another superdelegate, about her support of Barack Obama. Finally, Stephen interviews Lisa Randall about other dimensions.

David Gracer, Richard Thompson Ford

S04 E23 • Wednesday, Feb 13, 2008 • Feb 13

Stephen begins by talking about how he survived the writers strike. He brings his writers (including, strangely enough, Tiki Barber, Mikhail Baryshnikov and Kevin Bacon) onto the set and welcomes them back personally. He then interviews David Gracer about eating insects. Stephen then introduces a new segment, "Stephen Colbert's Fallback Position," where he investigates different jobs he may take if he loses his job as a pundit. He investigates becoming a astrophysicist with Neil deGrasse Tyson. Finally, he interviews Richard Thompson Ford about the Democrats, and how he thinks the "race card" is being played too often.

John Feinstein, Leonard Nimoy

S04 E24 • Thursday, Feb 14, 2008 • Feb 14

Stephen begins with "Who's Riding my Coattails now?", putting German comedian Oliver Pocher on notice for stealing his pose that he used on the front cover of GQ magazine. He then talks about the Roger Clemens hearing, defending Brian McNamee collecting used medical waste by claiming that he does it also. He then interviews John Feinstein about the use of steroids in sport. In "People Destroying America", Stephen talks about Susan Pagan, who refused to give his daughter a free Happy Meal for getting good grades. He then interviews Leonard Nimoy about a book featuring nude photos of overweight women.

Henry Louis Gates Jr.

S04 E25 • Tuesday, Feb 26, 2008 • Feb 26

Stephen starts by talking about a photo of Barack Obama in Muslim dress, claiming he is a terrorist. He says that the photo does not devide people, but unites people by making them think that Obama is a terrorist. In "The Wørd", Stephen agrees with Bill O'Reilly that a New York Times article about Vicki Iseman, but mainly because he claims the article was written poorly. In a special "Movies That Are Destroying America" entitled "Oscars That Are Destroying America", he attacks the fact that too many awards went to foreigners. Stephen then talks to Henry Louis Gates, Jr. about race and agrees to have a DNA test to see how black he is.

Tony Snow

S04 E26 • Wednesday, Feb 27, 2008 • Feb 27

Stephen begins by discussing a recent John McCain rally, in which opening speaker Bill Cunningham said negative things about Barack Obama. The "Threatdown:" 5. Monopoly! 4. Richard Branson! 3. Bankruptcy! 2. John McCain! 1. Starbucks! He then talks about all Starbucks locations closing for three hours to re-train employees. Finally, Stephen interviews Tony Snow about his experience as White House Press Secretary.

Richard Brookhiser, Ingrid Newkirk

S04 E27 • Thursday, Feb 28, 2008 • Feb 28

Tonight Stephen welcomes the president and co-founder of PETA, Ingrid Newkirk. Also, Stephen talks with the senior editor for The National Review magazine Richard Brookhiser about the influence the late William F. Buckley Jr had on conservatism and political talk shows

Lorin Maazel, Shashi Tharoor

S04 E28 • Monday, Mar 3, 2008 • Mar 3

Tonight Stephen welcomes the former UN undersecretary general for communications and public information, and author of The Elephant, the Tiger, and the Cell Phone: The Emerging 21st Century Power, Shashi Tharoor. Also, Stephen talks with the conductor for the New York Philharmonic, Maestro Lorin Maazel about their recent concert in North Korea.

William Donohue, Howard Dean, Jennifer 8. Lee

S04 E29 • Tuesday, Mar 4, 2008 • Mar 4

Stephen starts by talking about John McCain and his support from John Hagee. Stephen expresses his anger of Hagee's views about Catholics. However, as a Christian, he is forced to turn the other cheek. Therefore, Stephen gets William Donohue to express his anger for him. In "The Wørd," he talks about McCain's continued claims of experience, but only over certain things. Next, Howard Dean calls Stephen to talk about the primaries. In "Nailed 'Em," he talks about a six-year-old girl who was cited for vandalism after drawing on the pavement in front of her front door with chalk. Finally, Stephen interviews Jennifer 8. Lee about Chinese food.

Robert Reich, Gregory Rodriguez

S04 E30 • Wednesday, Mar 5, 2008 • Mar 5

Stephen begins by paying tribute to Brett Favre. He then becomes angry about Mike Huckabee losing the Republican primaries to John McCain. He then interviews Robert Reich about the Democrats. In "Difference Makers," Stephen interviews Jason Grunstra, a man who created a website which gives away free breast implants. He then interviews Gregory Rodriguez about race relations and Mexican immigration. Finally, he pays tribute to Gary Gygax.

John Legend

S04 E31 • Thursday, Mar 6, 2008 • Mar 6

Tonight Stephen welcomes musician John Legend.

George McGovern

S04 E32 • Monday, Mar 10, 2008 • Mar 10

Stephen begins by talking about the Eliot Spitzer scandal. In "The Wørd," he talks about Hillary Clinton's claim that she is ahead in the Democratic primaries because she was won bigger states. Stephen then presents a special repor-t called, "The '72 Democrats: Alone Again Naturally" covering the history of the 1972 Democratic presidential race. Stephen makes clear his dislike of George McGovern, whom he then interviews. This episode marks the first appearance of the phrase "President Bush Have a Hot Dog With Me" in the opening titles.

Geraldo Rivera

S04 E33 • Tuesday, Mar 11, 2008 • Mar 11

Stephen talks about his hate for John McCain, which he is forced to set aside to support him as the Republican nominee. In "The Wørd," Stephen explains how McCain is like a boyfriend who the country could get used to after getting to know him better. He concludes the segments by showing clips of Sean Hannity, Rush Limbaugh, Ann Coulter, and Mitt Romney saying negative things about McCain, then juxtaposing them with clips of most of these same people endorsing and talking proudly about McCain. Then in Colbert Platinum, he talks about fake Ferraris and the destruction of homes in Liechtenstein. Finally Stephen interviews Geraldo Rivera about his new book, HISPANIC (the "his" and "panic" portrayed as different words) about the fear generated by the right wing about illegal immigrants coming into the United States. Stephen ends the interview by playing the clip of Geraldo on The O'Reilly Factor when he said, "The two guys, Stewart and Colbert... they make a living showing clips of old ladies slipping on ice and people laughing. That's their life, that's their life. They exist in a small little place where they count for nothing." When Stephen asks Geraldo to clarify, Geraldo admits that he changed his mind about Stephen.

Howard Kurtz

S04 E34 • Wednesday, Mar 12, 2008 • Mar 12

Hussein Ibish, Sudhir Venkatesh

S04 E35 • Thursday, Mar 13, 2008 • Mar 13

Tonight Stephen welcomes Columbia University professor and author of Gang Leader for a Day: A Rogue Sociologist Takes it to the Streets, Sudhir Venkatesh.

Samantha Power

S04 E36 • Monday, Mar 17, 2008 • Mar 17

Tonight Stephen welcomes Pulitzer Prize winning journalist and author of Chasing the Flame: Sergio Vieira de Mello and the Fight to Save the World, Samantha Power.

Carole King

S04 E37 • Tuesday, Mar 18, 2008 • Mar 18

Tonight Stephen welcomes legendary singer/songwriter Carole King.

Dee Dee Myers

S04 E38 • Wednesday, Mar 19, 2008 • Mar 19

Tonight Stephen welcomes former White House Press Secretary and author of Why Women Should Rule the World, Dee Dee Myers.

Dean Kamen

S04 E39 • Thursday, Mar 20, 2008 • Mar 20

Eric Alterman, Michael Reynolds

S04 E40 • Monday, Mar 31, 2008 • Mar 31

Tonight Stephen welcomes professor of English and journalism and author of Why We're Liberals: A Political Handbook for Post-Bush America, Eric Alterman.

Van Jones

S04 E41 • Tuesday, Apr 1, 2008 • Apr 1

Tonight Stephen welcomes the co-founder of the Ella Baker Center for Human Rights, Van Jones.

R.E.M.

S04 E42 • Wednesday, Apr 2, 2008 • Apr 2

Tonight Stephen welcomes classic American rock band R.E.M. to talk about their new album, "Accelerate".

Clay Shirky

S04 E43 • Thursday, Apr 3, 2008 • Apr 3

Tonight Stephen welcomes telecommunications professor and author of Here Comes Everybody: The Power of Organizing without Organizations, Clay Shirky.

Trevor Paglen, Jesse Ventura

S04 E44 • Monday, Apr 7, 2008 • Apr 7

Tonight Stephen welcomes former pro wrestler and Governor of Minnesota and author of Don't Start the Revolution Without Me!, Jesse Ventura. Also, Stephen talks with Trevor Paglen about the supposed shoulder patches worn by black ops members.

Madeline Albright

S04 E45 • Tuesday, Apr 8, 2008 • Apr 8

Tonight Stephen welcomes former Clinton Secretary of State and author of Memo to the President Elect: How We Can Restore America's Reputation and Leadership, Madeline Albright.

Jeff Gore

S04 E46 • Wednesday, Apr 9, 2008 • Apr 9

Tonight Stephen welcomes the founder of Citizens for Retiring the Penny, Jeff Gore.

Robin Wright

S04 E47 • Thursday, Apr 10, 2008 • Apr 10

Tonight Stephen welcomes journalist (specializing in the Middle East) and author of Dreams and Shadows: The Future of the Middle East, Robin Wright.

John Legend, Mayor Michael Nutter, Chris Matthews

S04 E48 • Monday, Apr 14, 2008 • Apr 14

Tonight Stephen welcomes the host of Hardball, Chris Matthews.

Michelle Obama, The Roots

S04 E49 • Tuesday, Apr 15, 2008 • Apr 15

Tonight Stephen welcomes Grammy Award winning musical group The Roots.

Philadelphia Eagles Cheerleaders, Gov. Ed Rendell

S04 E50 • Wednesday, Apr 16, 2008 • Apr 16

Tonight Stephen welcomes Pennsylvania's Governor, Ed Rendell.