Denise Austin

Fitness Expert, Author & Video Hall of Famer

Sergio Zyman

Marketing Visionary; Former Coca-Cola Marketer

Franklin Graham

President & CEO of the Billy Graham Evangelistic Association, Christian Evangelist & Missionary

Cathy Hughes

Founder & Former CEO of Urban One (formerly Radio One)

Cathy Hughes Is Honored In Her Hometown Omaha

Jeremy Siegel

Finance Professor & Author

Rachel Simmons

Internationally Recognized Educator & Best-Selling Author

Patrick Byrne

Founder & CEO, Overstock.com

Scott McGillivray

Entrepreneur, Investor, Host & Author; Known For Hosting HGTV's "Income Property"

Steve Blank

Serial Entrepreneur; Founder, Lean Startup Movement

Kel Mitchell

Award-Winning Comedic Actor, Best Known for "Kenan & Kel," "Good Burger" and "All That"

John Lithgow

Actor, Musician, Author, Arts Advocate

Yves Morieux

Senior Advisor & Former Senior Partner & Managing Director at Boston Consulting Group

Ben Goldacre

Physician; Best-Selling Academic & Science Writer

Sara Moulton

Cookbook Author, TV Personality & Executive Chef of "Gourmet Magazine"

Phil Robertson

Founder of Duck Commander & Star of A&E's hit show "Duck Dynasty"

Timothy Shriver

Chairman & CEO of the Special Olympics

David Miliband

President & Chief Executive Officer of the International Rescue Committee; Former UK Foreign Secretary

Xavier Sala-i-Martin

Chief Economic Advisor to the World Economic Forum

Regis McKenna

Marketing Bricks to Clicks Digital Evolution Trends

Amy Gutmann

United States Ambassador to Germany; Former President of UPenn

Yolanda Adams

Grammy Award-Winning Gospel Singer, Author, Radio Host & Philanthropist

Jon Corzine

Former Governor of New Jersey; Former CEO of Goldman Sachs & MF Global

James Woolsey

Former Director of the C.I.A.

Steve-O

Star of "Jackass" and "Wildboyz"

Rick Steves

TV Host, Bestselling Guidebook Author & Leading Authority on European Travel

Travel as a Political Act with Rick Steves

Lena Headey

Actress Best Known for Her Role as Cersei on "Game of Thrones"

Jim "Murph" Murphy

Founder & CEO of Afterburner, Leadership Expert; Former 116th Training Chief and Flight Leader

Louise Leakey

Paleontologist; National Geographic Explorer-In-Residence

Peter Docker

Leadership & "Start With Why" Culture Expert

Margaret A. Neale

Adams Distinguished Professor of Management at the Stanford Graduate School of Business, Co-director of the Executive Program for Women Leaders