MC Hammer

Grammy Award-Winning Hip Hop Recording Artist, Producer, Composer & Entrepreneur; Known for "U Can't Touch This"

Jeff Skoll

Founder of Participant Media

Jay Alexander

Master Magician, Mentalist & Comic

Matt Weinstein

Team Building Expert, Author, Founder of Playfair, Inc.

Matt Nathanson

Folk & Rock Singer-Songwriter

Matt Nathanson | Map at the Mall

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

Tiffany Shlain

Founder of The Webby Awards; Emmy-Nominated Filmmaker, Bestselling Author, Internet Pioneer & Futurist

Tiffany Shlain - "The Teen Brain"

W. Kamau Bell

Stand-Up Comedian, TV Host & Author Best Known for "United Shades of America"

Curtis Aikens

Founding Food Network Chef, Wellness Coach, Educator, Author & Motivational Speaker

Brenda Chapman

First Woman to Win an Oscar for Best Animated Feature; Known for Pixar's "Brave" & DreamWorks Animation's "The Prince of Egypt"

Raspyni Brothers

Guinness Record-Holding Juggling Team & Corporate Entertainers

Danny Glover

Acclaimed Actor, Producer & Leading Social Activist

Gary Wollin

Financial Analyst & Motivator; President at Wollin Bros. Investments

Kevin Pollak

Actor & Comedian Known for "The Usual Suspects" & "The Marvelous Mrs. Maisel"

MythBusters Hosts

Jamie Hyneman and Adam Savage