Shiza Shahid

Entrepreneur, Technologist, Investor, Impact Leader & Co-Founder of the Malala Fund and Our Place

Van Jones

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

America Ferrera

Award-Winning Actress, Producer & Humanitarian

Yael Cohen Braun

Co-Founder & Board Chair of F*ck Cancer

Lisa Ling

Award-Winning Journalist & Producer for CBS News

David Agus

Co-Founder of Navigenics, Author of "The End of Illness" & Host of "The Checkup with Dr. David Agus"; Professor of Medicine & Engineering at the University of Southern California

The Book of Animal Secrets

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Soleil Moon Frye

Social Media Expert, Entrepreneur & Eco-Leader; Author of "Happy Chaos"; Alzheimer's Awareness Advocate

Derek Hough

Dancer, NYT Bestselling Author, Emmy Award Winner for Outstanding Choreography & Six-Time Champion of ABC's "Dancing with the Stars"

Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Sherry Lansing

Former CEO of Paramount Pictures & Founder of The Sherry Lansing Foundation

Jessica Yellin

Founder of #NewsNotNoise; Former Chief White House Correspondent for CNN

Carol Leifer

Award-Winning Writer, Author, Actress & Standup Comedian

Diana Nyad

World Champion Swimmer, Storyteller, Sports Journalist & Broadcaster

Gabrielle Union

Actress, Voice Artist, Activist, Author & Investor

Joseph Gordon-Levitt

Founder of HitRecord & Actor Known for "Inception" & "The Dark Knight Rises"

Maria Bello

Actress, Activist & Vital Voices Global Ambassador

Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert