Writer Lizz Winstead.
Writer Jonathan Capehart.
Author Amy Chozick.
Author Nell Scovell.
Authors Mark and Jay Duplass.
Author Jonah Goldberg.
Actor Ron Livingston.
Host of “The Young Turks” Cenk Uygur.
Author Garry Kasparov.
President of Planned Parenthood, Cecile Richards.
Actor Adam Pally.
Producer Justin Simien.
Author Ross Douthat.
Journalist Alicia Menendez.
Authors David Corn and Michael Isikoff.
Speaker Bari A. Williams.
Gregory T. Angelo.
Comic Aparna Nancherla.
Harvard Law School Professor Emeritus Alan Dershowitz.
Director Kay Cannon.
Senator Cory Booker (D-N.J.).
Rock band, Of Montreal.
Writer Julia Ioffe.
Writer & contributing editor, The New Yorker.
Professor of urban policy and management.
Author, The Death of Expertise: The Campaign Against Established Kno..
Comedian & Host, Hate Thy Neighbor.
Director Armando Iannucci.
Author Christian Picciolini.
Author Cass Sunstein.
Comic Nikki Glaser.
Attorney and politician Bakari Sellers.
Professor Anthea Butler.
Journalist Wesley Lowery.
Comic and author Baratunde Thurston.
Comic Ali Siddiq.
Author Clint Smith.
Marjory Stoneman Douglas High School students Carly Novell and Delan..
Activist Tarana Burke.
Activist Hawk Newsome.
Journalist Adam Serwer.
Author Ijeoma Oluo.
Jordan calls for an end to the gun violence debate, sends Kobi Libii..
David Miliband, President and CEO of the International Rescue Commit..
Jeff Goodell, author and journalist covering environmental issues - ..
Natasha Bertrand, investigative journalist for Business Insider, cov..
Lauren Duca, writer and columnist of “Thigh-High Politics” for T..
Chris Matthews, host of MSNBC's “Hardball with Chris Matthews” a..
FCC Commissioner Jessica Rosenworcel.
John Della Volpe, director of polling at the Institute of Politics a..
Astronaut and author of “Endurance: A Year in Space, a Lifetime of..
Pulitzer Prize winning author of “Manhattan Beach,” Jennifer Egan.
Author of “The Doomsday Machine,” Daniel Ellsberg.
Newberry Award winner and New York Times bestselling young adult aut..
Actor Paul Scheer.
Journalist Danica Roem.
Comic D.L. Hughley.
Author Bill Browder.
Political correspondent Molly Ball.
Journalist Sarah Lacy.
Comic Jeff Ross.
President of the Hispanic Federation, José Calderón.
Actor Jon Lovett.
Author and journalist David Daley.
Journalist Nikole Hannah-Jones.
Comic Bassem Youssef (“Tickling Giants”).
National security analyst Clint Watts.
Erin Gloria Ryan, senior editor at The Daily Beast.
Director Rob Reiner (“LBJ”).
Author Bruce Bartlett.
Massachusetts Attorney General Maura Healey.
Bill Nye (“Bill Nye: Science Guy”).
Journalist and author Matt Taibbi.