Sarah Ferguson

The Duchess of York, Philanthropist, Author and Advocate

Raghuram Rajan

Professor of Finance at The University of Chicago & Author

Christina Applegate

Emmy Award-winning Actress & Co-Host of "MeSsy"; Breast Cancer Survivor & Multiple Sclerosis Survivor

Hans Zimmer

Academy Award, Grammy Award & Tony Award-Winning Composer

Rita Wilson

Actress, Producer & Singer Known for "Sleepless in Seattle;" Alzheimer's Advocate

Michael Milken

Financier, Philanthropist & Chairman of the Milken Institute

Michael Milken: We're seeing people at the 'bottom of the pyramid ...

Kathy Ireland

CEO & Chief Lifestyle Designer of Kathy Ireland Worldwide; Supermodel & Health Advocate

Kathy Ireland - Anatomie interview

Gladys Knight

Singer-Songwriter & Actress

Michael Fassbender

Irish-German Actor Known for "Inglorious Basterds," "X-Men" & "Next Goal Wins"

Michael Fassbender: Road to Le Mans

Donna Karan

Award-Winning Fashion Designer

Scotty McCreery

Country Music Singer and Winner of American Idol Season 10

Go Big or Go Home: The Journey Toward the Dream

Martina McBride

Country Singer-Songwriter & Philanthropist

The Band Perry

Country-Pop Crossover Band Made Up of Siblings; Known for "If I Die Young" and "Better Dig Two"

Carrot Culture

The Carrot Principle: Engaging Employees Through Recognition

Kellie Pickler

Country Music Artist, American Idol Alum, "Dancing with the Stars" Winner & Host of Daytime Talk Show "Pickler & Ben"

Mehmood Khan

Vice Chairman & Chief Scientific Officer at PepsiCo

Faith Osier

Professor of Immunology; Group Leader of Malaria Vaccine Development

Cynthia Nixon

Actress Known for her Role as Miranda Hobbes on HBO's "Sex and the City"; Former Candidate for Governor of New York

Bryan Cranston

Actor, Author & Activist Best Known for "Breaking Bad;" Alzheimer's Advocate

Dabo Swinney

Head Football Coach of the Clemson University Tigers