Josh Peck

Actor & Social Media Influencer

Lamman Rucker

Actor, Education Activist, Green Living Advocate & Entrepreneur

Shiza Shahid

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

Thomas Middleditch

Actor, Voice Actor, Comedian, Screenwriter Known for "Silicon Valley"

Jason Collins

First Openly Gay Player In Major League Sports; Retired NBA Player; Equality Advocate

Jenna Marbles

YouTube Sensation

Lauren Potter

Actress Best Known for "Glee;" Special Needs Advocate

Amber Jenkins

Applied Science Engineer, NASA’s Jet Propulsion Laboratory; Editor, NASA Climate Change Website

Sophia Bush

Actress, Humanitarian & Author

Marilyn Tam

Leadership Speaker, Bestselling Author, Consultant & Board Certified Corporate Coach; CEO of Marilyn Tam & Co.; Founder and Executive Director of Us Foundation

Speaking Reel - Marilyn Tam - YouTube

Lauren Cohan

Actress; Best Known as Maggie Greene on "The Walking Dead"

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

Sophia Amoruso

International Public Speaker, Founder & CEO of Nasty Gal, Author of "#GIRLBOSS"

I Was A Stripper! A Shoplifter! Then Built A $400m Business!

Andie MacDowell

Film Actress

Dr. Lisa Masterson

OB/GYN, Mom, Philanthropist & Author; Known as Co-Host of "The Doctors"

Pedro Noguera

Professor of Education, Founder of the Center for the Transformation of Schools UCLA

Viola Davis

Academy Award-Winning Actress, Producer & New York Times Best-Selling Author

Viola Davis on Speaking Up, Challenging Stereotypes

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Kay Warren

Christian Author

Lance Gross

Actor, Model & Photographer; Best Known for "House of Payne"