Alex Newell

Grammy Award-Winning Actor & Singer Known for "Glee"

Wil Wheaton

Actor, Author & Blogger; Known for "Star Trek: The Next Generation" & "The Big Bang Theory"

Sean Astin

Actor, Director, Voice Artist & Producer Known For "Lord of the Rings"

Brian Tracy

Authority on Human Potential & Personal Effectiveness; Prolific Author of Bestselling Business Books

Maureen McCormick

Actress & Author Best Known for "The Brady Bunch"

Jalen Rose

Former ESPN Analyst & NBA Player

Sugar Ray Leonard

Legendary Sports Icon, Olympic Champion and Hall of Famer, Philanthropist, Bestselling Author & Television Personality

Maria Bello

Actress, Activist & Vital Voices Global Ambassador

Mark Spitz

Legendary Olympic Swimmer; Third Athlete to Win Nine Olympic Gold Medals

Mark Spitz on the 1972 Olympic Games in Munich

Diana Nyad

World Champion Swimmer, Storyteller, Sports Journalist & Broadcaster

Paul Orfalea

Founder of Kinko's

Paul Orfalea's Top 10 Rules For Success

Chris Sacca

Google & Twitter Innovation Guru

Jodie Sweetin

Entrepreneur, Actress, Producer & Author

Jessica Mendoza

Olympic Gold Medalist & First Female MLB Analyst for ESPN

Wendell Pierce

Author and Actor, best known for "The Wire" and HBO's "Treme"

Russell Simmons

Entrepreneur & Philanthropist

Richard Greene

Communication Strategist & Public Speaking Trainer

Glenn Llopis

Chairman at Glenn Llopis Group, Founder of Center for Hispanic Leadership, Business Thought-Leader, Author

Richard Simmons

Fitness Instructor, Actor, Video Producer Known for "Sweatin' to the Oldies" Aerobics Videos