World-Renowned Futurist & Theoretical Physicist
Actor Known for "The Vampire Diaries;" Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation
Founder of O'Leary Financial Group; Venture Capitalist & Financial Expert; Known for Being A Shark on"Shark Tank"
Professor of Medicine and Engineering at the University of Southern California, Co-Founder of Navigenics & Author of "The End of Illness"
The Lucky Years: How To Thrive In The Brave New World Of Health
Executive Pastry Chef and Founder of Sprinkles Cupcakes and Ice Cream; Judge on Food Network's "Cupcake Wars"