Richard Petty

Former NASCAR Race Car Driver

Felix Baumgartner

Skydiver, BASE Jumper & World Record Holder

Jamie Kennedy

Actor & Comedian; Best Known for "The Jamie Kennedy Experiment"

T.J. Miller

Actor and Stand-Up Comedian, Currently Starring in HBO's 'Silicon Valley'

White Panda

DJ Known for Remixing & Releasing Viral Mashups

Aaron Hurst

CEO of Imperative, Expert on the Science of Purpose at Work, Globally Recognized Social Entrepreneur & Author of "The Purpose Economy"

Davis Guggenheim

Academy Award-Winning Director & Producer Known for "He Named Me Malala," "An Inconvenient Truth," "Waiting for Superman" & "Still: A Michael J. Fox Movie"

Kevin Roberts

Authority on Brands & the Future of Marketing; Executive Chairman, Saatchi & Saatchi; Creator of Groundbreaking Concept & Book: Lovemarks

Tess Vigeland

Author, Veteran Journalist & CEO of Tess Vigeland Productions

Tony Schwartz

Founder & CEO of The Energy Project

Phil Donahue

Creator and Host of "Donahue," the Long-Running Talk Show

Josh Radnor

Actor, Filmmaker, Author & Musician Best Known for his Role in "How I Met Your Mother"

Choosing Between Growth or Depth As A Man - Josh Radnor

Kevin Spacey

Two-Time Academy Award-Winning Actor, Director, Producer, Screenwriter and Singer; Best Known For His Roles in "American Beauty" and Netflix's "House of Cards"

Tim Grover

CEO of Attack Athletics, Best-selling Author of "Relentless" and "Jump Attack"

Tom Cotter

Comedian and Breakout Star from "America's Got Talent"

Ian Morris

Jean and Rebecca Willard Professor of Classics and Professor of History

Giuliana and Bill Rancic

Stars of the reality TV show "Giuliana & Bill" on Style Network

Simon Schama

Professor of Art History and History at Columbia University in New York

Tommy Caldwell & Kevin Jorgeson

Legendary Climbers of El Capitan

Taya Kyle

Advocate for Military Veterans & Families; Widow of Former U.S. Navy SEAL Chris Kyle

Prayers for Bears: Bailey the Grateful Bear