Zell Miller

Georgia Governor (1991-99), U.S. Senator (2000-2004), and Best-Selling Author

George Mitchell

Global Diplomat, Peace Negotiator & Leadership Expert; Former Senate Majority Leader Who Enjoyed Bipartisan Respect

Jon Lovett

Co-Founder of Crooked Media, Podcaster, Host of "Lovett or Leave It" and "Pod Save America"

Mary Steenburgen

Character Actress; Best Known for her Role in "Philadelphia"

Nina Turner

Professor, Frequent Media Commentator, Former State Senator of Ohio, National Co-Chair of Bernie Sanders's 2020 campaign

Andrew Gillum

CNN Commentator; Former Mayor of Tallahassee; 2018 Democratic Nominee for Governor of Florida

Tipper Gore

Social Issues Advocate & Former Second Lady of the United States

Nate Parker

Actor Known for "Red Tails," "The Secret Life of Bees" and "The Great Debaters"

Chris Matthews

Former Host, Hardball with Chris Matthews, MSNBC

John Dean

Former White House Council, Columnist & Author of "Conservatives Without Conscience"

Cory Booker

U.S. Senator from New Jersey; Author of "United" & Former Democratic Presidential Candidate

Andrew Yang

Entrepreneur, Philanthropist, Author & Former Democratic Candidate for President and Founder of The Forward Party

Forward: Notes on the Future of Our Democracy

Reshma Saujani

Lawyer, Politician, Founder of Girls Who Code & Marshall Plan for Moms

Sophia Bush

Actress, Humanitarian & Author

Bob Woodward

Legendary Pulitzer Prize-Winning Investigative Journalist; 22-Time Best-Selling Author & Associate Editor at The Washington Post

Patrick Kennedy

Former Congressman (D-RI); Founder of The Kennedy Forum; Co-Founder of One Mind

Profiles in Mental Health Courage

David Plouffe

Obama Campaign Manager, White House Senior Advisor, Former Tech Executive for Uber & 2x New York Times Best-Selling Author

Van Jones

CEO of REFORM Alliance, CNN host, Emmy Award-winning Producer & NY Times Best-Selling Author

Valerie Jarrett

Civic Leader, New York Times Best-Selling Author & Former Senior Advisor to President Obama

Ken Salazar

United States Ambassador to Mexico; Former Secretary of the U.S. Department of the Interior