Akbar Gbajabiamila

Inspirational Former NFL Player & Broadcaster; Host of American Ninja Warrior & Co-Host of The Talk

Antonio Damasio

Director of the Brain Institute

Bar Refaeli

Israeli Model

Bebe Neuwirth

Actress, Musician and Dancer; Known for "Cheers" and "Jumanji"

Brian Kelly

Head Football Coach at Louisiana State University

Brian Kelly's First Team Meeting as LSU Football Coach

Brian Wansink

Director, Cornell Food and Brand Lab Author, Mindless Eating

Carl Lewis

9-Time Olympic Gold Medalist in Track & Field; Founder of The Carl Lewis Foundation

Cheryl Tiegs

Former Sports Illustrated Swimsuit Model; Proclaimed the "All-American" Model

Chris Draft

Former NFL Linebacker & Founder of The Chris Draft Family Foundation

Christie Rampone

Former Captain of the U.S. Women's National Soccer Team; Two-Time Olympic Gold Medalist

Clint Dempsey

Retired Professional Soccer Player

Dan Marino

Pro Football Hall of Famer, Business Owner & Founder of the Dan Marino Foundation for Improving The Lives of Those on the Autism Spectrum

David Moinina Sengeh

Minister Of Basic and Senior Secondary Education & Chief Innovation Officer for the Government of Sierra Leone

DeAngelo Williams

Former NFL Running Back; Founder of The DeAngelo Williams Foundation for Breast Cancer Research & Prevention

Donald Driver

NFL Super Bowl Champion, Children's Author, "Dancing With the Stars" Winner & Family Man

Donovan McNabb

Six-Time Pro Bowl Retired NFL Quarterback

Dr. Bennet Omalu

First to Discover & Diagnose Chronic Brain Damage in NFL Athletes; Subject of 2015 Film "Concussion"

Dr. Bernie Siegel

Author of Best-Selling "Love, Medicine & Miracles"

Dr. Myron Rolle

Former NFL Player, Neurosurgeon & Rhodes Scholar

Dr. Shelley Sykes

The Happiness Guru