Gabrielle Union

Actress, Voice Artist, Activist, Author & Investor

Sarah Lacy

Technology Journalist; Founder & CEO of PandoMedia and Chairman Mom

Hoda Kotb

Award-Winning Broadcast Journalist, Television Personality, Author & Co-Anchor of NBC News' TODAY

David Goodman

New York Times Best-Selling Author & Journalist

Alice Waters

Executive Chef, Founder & Owner of Chez Panisse; Sustainable Agriculture Advocate

Bob Schieffer

Former Moderator of “Face The Nation” & Chief Washington Correspondent for CBS News

Jacqueline Novogratz

Founder & CEO of Acumen Fund

Tonya Lewis Lee

Author, Producer, Filmmaker & Entrepreneur; Women's Health Activist

Tonya Lewis Lee on the Black maternal mortality crisis

Winona LaDuke

Executive Director of Honor the Earth

Judge Glenda Hatchett

Former Juvenile Court Judge & Star of "Judge Hatchett" and "The Verdict"

Myrlie Evers-Williams

Civil Rights Activist

Linda Ellerbee

Award-Winning Journalist & Television Producer; Breast Cancer Survivor

Angela Davis

Feminist, Social Activist, Professor & Writer

Abolition: Politics, Practices, Promises, Vol. 1

Ken Burns

Historian & Award-Winning Documentary Filmmaker

Dan Buettner

National Geographic Writer, Renowned Explorer & Author of "Blue Zones"

Sir Richard Branson

Businessman & Founder of Virgin Group

Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Natalie Kyriacou OAM

Environmental + Social Impact Leader, Australian Top Innovator & Australia’s Top ‘Green’ Voice

Dr. Tererai Trent

Internationally Recognized Voices for Quality Education and Women’s Empowerment; Oprah Winfrey's "All-Time Favorite Guest"

Pat Mitchell

Editorial Director & Host of TEDWomen; Co-Chair of the Women's Media Center; Former President of CNN Productions & PBS

Ana Palacio

Former Foreign Minister of Spain

Somaly Mam

Survivor & Anti-Sex Slavery Activist

Antonia Juhasz

Leading Energy Analyst, Author & Investigative Journalist Specializing In Oil

Laura Ling

Acclaimed Journalist Known for Being Detained in North Korea; Host of "E! Investigates;" Co-Author of "Somewhere Inside"

Liz Seccuro

Victims' Rights Activist & Author

Carolyn Jessop

Polygamist Survivor & Author of "Escape"

Malaak Compton

Activist & Philanthropist

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Alfre Woodard

Emmy Award-Winning Actress; Human Rights Activist

Calvin Trillin

Author, Columnist, Humorist & Political Satirist