Shannon Miller

Olympic Gold Medalist, Health Advocate & Cancer Survivor

Yael Cohen Braun

Co-Founder & Board Chair of F*ck Cancer

Ali Vincent

First Female Winner of "The Biggest Loser"

Pat Williams

Motivational Speaker & Sports Executive; Senior Vice President of the NBA’s Orlando Magic

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

Matt Roloff

Star of "Little People, Big World"

Jerry Mathers

Actor; Best Known for "Leave It to Beaver"

Spencer West

Inspirational Adventurist; Social Activist; Expert on Overcoming Stereotyping & Bullying

Spencer West

Jack Andraka

Machine Learning Engineer at Stanford Vision and Learning, Cancer Researcher & National Geographic Emerging Explorer

Vince Papale

Former NFL Player & Inspiration for the Movie "Invincible"

Jim Abbott

Former One-Handed Major League Baseball Pitcher

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Dr. Holly G. Atkinson

Award-Winning Medical Journalist

Coach Ken Carter

Coach, Author, Educator & Inspiration for the Film "Coach Carter"

Monica Pearson

First Female & African-American News Anchor in Atlanta

Geralyn Lucas

Breast Cancer Survivor & Author of "Why I Wore Lipstick: To My Mastectomy"

Olivia Ward

Winner of "Biggest Loser" Season 11

Lauren Potter

Actress Best Known for "Glee;" Special Needs Advocate

Dan O'Brien

Olympic Gold Medalist & Decathlon Champion

Lamman Rucker

Actor, Education Activist, Green Living Advocate & Entrepreneur

Philip Zimbardo

Psychologist Known for the Notorious '1971 Stanford Prison Experiment;' Researcher of the Psychology of Heroism, Evilness and Time

Charles Limb

Associate Professor of Otolaryngology-Head and Neck Surgery

Charlene Strong

Gay Rights Activist

Mondo Guerra

Fashion Designer & Advocate for HIV/AIDS Awareness

Debbie Allen

Creative Marketing Expert & Business Speaker

Dr. Jeffrey Bauer

Health Futurist, Author & Medical Economist

Ed Viesturs

Mountaineer, Known as One Of the U.S.'s Foremost High-Altitude Climbers

John Amatt

Mountaineer, Founder & President of One Step Beyond WorldWide

Gail Wilensky

Economist, Healthcare Policy Reform Expert & Senior Fellow at Project Hope

Claude Steele

Social Psychologist & Stereotype Expert