Contributors to Bloggingheads.tv: Peter Singer, Stephen Wolfram, Lawrence Lessig, Harry Shearer, Francis Fukuyama, Eliezer Yudkowsky

Chapters: Peter Singer, Stephen Wolfram, Lawrence Lessig, Harry Shearer, Francis Fukuyama, Eliezer Yudkowsky, Craig Venter, David Brin, Stephen Walt, Bob Barr, Paul Krugman, Christopher Hitchens, Andrew Sullivan, Nate Silver, Juan Cole, Glenn Greenwald, Jane Hamsher, Cass Sunstein, Judith Miller, Gary Hart, Bloggingheads.tv, John Mearsheimer, John Prendergast, PZ Myers, Michael Shermer, Aubrey de Grey, David Frum, Jaron Lanier, Peter W. Singer, Kwame Anthony Appiah, Andy Stern, Bruce Bartlett, Eric Alterman, Robert Reich, Brian McLaren, Jonah Goldberg, Arianna Huffington, Thomas R. Pickering, Philip Bobbitt, Josh Marshall, Kenan Malik, Edward Felten, Paul R. Ehrlich, Raj Patel, Bruce Fein, Robert Shiller, Rosa Brooks, Mario Cuomo, Randall Kennedy, Richard Rhodes, Hugh Hewitt, Aaron David Miller, Reza Aslan, John Cacioppo, Robert Sternberg, Gary Marcus, David Ignatius, Frans de Waal, Paul Berman, Jeralyn Merritt, Andrew Bacevich, Dean Baker, Clay Shirky, Rob Walker, Richard Florida, Bruce Feiler, Charles Fried, Eugene Volokh, Ezra Klein, Deborah Blum, David Chalmers, Jack Balkin, Brian Leiter, Mickey Kaus, Mark Danner, Ryan Lizza, John Horgan, Avraham Burg, Ann Althouse, Anne-Marie Slaughter, Robert Wright, Phil Carter, Ana Marie Cox, David Corn, Anatol Lieven, Todd Gitlin, Scott Aaronson, Matthew Cooper, Michael Kinsley, Amity Shlaes, Sean M. Carroll, Dean Obeidallah, Daniel Drezner, Paul Bloom, Tyler Cowen, Megan McArdle, Rod Dreher, Michael Shellenberger, Richard Rodriguez, Peter Ward, Gershom Gorenberg, Peter Woit, David Shields, Joan Roughgarden, Bernard Avishai, Matt Stoller, A. J. Jacobs, David Lat, Robert Lipsyte, Karl W. Giberson, Ross Douthat, Joseph Nye, Siva Vaidhyanathan, Emily Bazelon, Will Wilkinson, Matt Lewis, Daniel Deudney, Rich Lowry, Steven Clemons, Eric Posner, Glenn Loury, Farai Chideya, Robin Hanson, Paul Nelson, Jonathan Alter, Matthew Yglesias, Steve Coll, Joshua Knobe, Ed Morrissey, Mark Trodden, Denis Dutton, Ronald Numbers, Alex Gib...