Mary Roach

TED Speaker & Author Known for "Packing For Mars"

Fuzz: When Nature Breaks the Law

Carolyn Kepcher

CEO of Carolyn & Co; Former Co-Star of NBC’s "The Apprentice;" Best-Selling Author of Carolyn 101: Business Lessons from The Apprentice's Straight Shooter"

Josh McDowell

Christian Apologist, Evangelist & Best-Selling Author

Patti Stanger

Founder of the Millionaire's Club and Star of Bravo's "Millionaire Matchmaker"

Lori Cheek

Architect; Entrepreneur; Founder & CEO of Cheekd

Lenore Skenazy

Host of "World's Worst Mom" on Discovery Life; President of Let Grow & Founder of the Free-Range Kids Movement

Joshua Harris

Former Pastor; Author of "I Kissed Dating Goodbye"

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

Robert Stevenson

Business Speaker & Author of "How to Soar Like An Eagle In A World Full of Turkeys"

Tony Alessandra

Premier Communications Expert; Author of "The Platinum Rule;" Chairman of BrainX.com

Nathan Myhrvold

Founder of Intellectual Ventures; Former Chief Strategist & Chief Technology Officer of the Microsoft Corporation; Author of “Modernist Cuisine: The Art and Science of Cooking"