Jenna Bush-Hager

Best-selling Author; Contributing Correspondent, NBC's Today; Chair, UNICEF's Next Generation and Editor-at-Large, Southern Living Magazine

Superpower Sisterhood with Jenna Bush Hager and Barbara Pierce ...

Robert Cialdini

New York Times Best-Selling Author; The Foundational Expert in the Science of Influence & Persuasion

Wendell Pierce

Author and Actor, best known for "The Wire" and HBO's "Treme"

Nia Vardalos

Oscar-Nominated Actress, Screenwriter & Producer Known for "My Big Fat Greek Wedding"

Ty Pennington

Television Personality, Home Makeover Guru & Author

Clay Shirky

Expert on New Technology & Social Media, & How They Shape Culture; Professor & Distinguished Writer in Residence, NYU

Malaak Compton

Activist & Philanthropist

Anousheh Ansari

CEO of X Prize Foundation & First Female Private Space Explorer

Mark Sanborn

Leadership, Teamwork & Performance Expert; New York Times Bestselling Author; President of Sanborn & Associates

Jeffrey Tambor

Emmy Award-Winning Actor of "Arrested Development," "The Hangover" & "Transparent"

Richard Simmons

Fitness Instructor, Actor, Video Producer Known for "Sweatin' to the Oldies" Aerobics Videos

Judge Greg Mathis

Civil Rights Activist, Television Personality

Jackie Joyner-Kersee

Olympic Legend, Philanthropist, American Record-Holder in the Long Jump & Founder of the Jackie Joyner-Kersee Foundation

Linda Armstrong Kelly

Single Mother of Lance Armstrong; Philanthropist & Advocate for Children

Buzz Aldrin

Former Fighter Pilot & 2nd Man to Walk on the Moon; Author