Lauren Potter

Actress Best Known for "Glee;" Special Needs Advocate

Dara Torres

12x Olympic Medalist, NYT Bestselling Author, Entrepreneur & Healthcare Reform Advocate

Jack Andraka

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

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

Dr. Tererai Trent

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

David Williams

Professor of Public Health at Harvard University

Dr. Carl Hart

Professor of Psychology & Chair of Department of Psychology at Columbia University

Maysoon Zayid

Palestinian-American Actress, Writer, Comedian, Disability & Anti-Cyber Bullying Advocate

Vilayanur Ramachandran

Neuroscientist; Director of the Center for Brain & Cognition, University of California, San Diego

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Dr. Jeffrey Bauer

Health Futurist, Author & Medical Economist

Ed Viesturs

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

Judy Smith

America's Premier Crisis Management Expert; Inspiration for ABC's "Scandal"

Judy Smith - Career Advice

John Ratzenberger

Emmy-Nominated Actor, Entrepreneur & Philanthropist

Vince Papale

Former NFL Player & Inspiration for the Movie "Invincible"

Jim Palmer

Former Pitcher for the Baltimore Orioles & National Baseball Hall of Famer; 3-Time World Series Champion & 6-Time MLB All-Star

Shannon Miller

Olympic Gold Medalist, Health Advocate & Cancer Survivor

Joan Lunden

Award-Winning Journalist, Best-Selling Author, Health & Wellness Advocate

Greg Louganis

4x Olympic Gold Medal Diver; LGBTQ Activist & Author

Katty Kay

Award-Winning Journalist & Anchor; Best-Selling Author