Sen. Bernie Sanders
John Heilemann
Steve Case
Melissa Harris-Perry
Bill Moyers
George Stephanopoulos
Mike Allen
Rev. Scott Douglas
Jennifer Granholm
David Frum
Carrie Rebora Barratt
Bruce Bueno De Mesquita
Placido Domingo
Terry Gross
Drew Barrymore
Laurence H. Tribe
Bjork
Ameena Matthews
Christiane Amanpour
Bill McKibben
William Broad
Ann Patchett
Robert Kagan
Rep. Nancy Pelosi
Placido Domingo
Peggielene Bartels
Ross Eisenbrey
William Shatner
Claire Danes
Audra McDonald
Jonathan Safran Foer
Willem Dafoe
Don Fleming, Emmylou Harris
Katherine Boo
Andrew Bird
Mark McKinnon
Dexter Filkins
Dr. David Page
Charles Murray
Mark Ruffalo
Peter Beinart
Gov. Gary Johnson
Gov. Nikki Haley
Robert D. Ballard
Anne Rice
Bob Lutz
Richard Hersh
Michelle Obama
James Cameron
Bonnie Raitt
Jonah Lehrer
John Cusack
Tavis Smiley & Cornel West
Don McLeroy
Magnus Carlsen
Michael Sandel
Jack White
Diane Keaton
Carne Ross
Jonathan Haidt
Lena Dunham
Andy Cohen
Michelle Alexander
Anna Wintour
Dr. Francis Collins
Charlize Theron
Alan Alda
Jack Hitt
Rep. John Lewis
Jill Biden
Neil Patrick Harris
Regina Spektor
Martin Sheen
Will Allen
Gregg Allman
Steve Coll
Paul Krugman
Olivia Wilde
Daniel Klaidman
Lawrence Krauss
Frank Deford
Richard Ford
Melinda Gates
Aaron Sorkin
Anne-Marie Slaughter
Nas
Mayor Annise D. Parker
Lisa Jackson
Mike Tyson
James Fallows
Vikram Gandhi
Amb. Peter Westmacott
Joan Rivers
Jeff Koons
John Grunsfeld
Chris Hayes
Pete Seeger
Mark Shriver
Liza Mundy
Woody Harrelson
fun.
Grizzly Bear
Santigold
The Flaming Lips
Andrew Sullivan
Jennifer Burns
Jon Huntsman
GOP Convention 2012: Friday
Reihan Salam
Michael Grunwald
Bill Richardson
Ed Rendell
Drew Faust
Jeffrey Toobin
Itzhak Perlman
Errol Morris
Claressa Shields
Jim Holt
Vince Gilligan
Ben Folds Five
Jorge Ramos
Kenny Rogers
Dr. George Church
Mark Kelly
Morrissey
Naomi Wolf
Chrystia Freeland
Evan Thomas
Cory Booker
Tyler Perry
The hugers
Donald Sadoway
John Grisham
Anthony Everitt
Gov. Mitch Daniels
Lilly Ledbetter
David Byrne & St. Vincent
Nate Silver
Andrew Sullivan
Doris Kearns Goodwin
Kevin Sheppard
Ken Burns
Newt Gingrich
Tony Kushner
Chris Stringer
Jake Tapper
Dolly Parton
Frank Oz
Sean Carroll
Ian McKellen
Martin Freeman
Peter Jackson
Andy Serkis
Diana Krall, Elvis Costello
Malcolm Gladwell, Audra McDonald
Mandy Patinkin, Michael Stipe
Sister Simone Campbell, Jeff Tweedy, Mavis Staples, Sean Lennon