José M. Hernández

Former NASA Astronaut, Engineer, Former Candidate for U.S. Congress & Author

Tracy Pollan

Emmy Award-Nominated Actress & Author, Known for "Family Ties"; Advocate for Parkinson's Disease

Josh Flagg

Author, Real Estate Broker, Philanthropist and Star of "Million Dollar Listing Los Angeles"

Lil Rel Howery

Comedian & Actor Known for "Get Out" & "Rel"

Martin Seligman

Zellerbach Family Professor of Psychology & Director of the Positive Psychology Center at the University of Pennsylvania

Tomorrowmind: Thriving at Work with Resilience, Creativity, and Connection―Now and in a...

Gregory Boyle

Roman Catholic Priest of the Jesuit Order; Founder of Homeboy Industries

David Nico

Author, Health Strategist & Leadership Well-Being Expert

Nico sample clip

Lara Spencer

Co-host on "Good Morning America"

Emily Henderson

Designer, Stylist & Author; Winner of HGTV's "Design Star" Season 5 & Host of "Secrets From A Stylist"

Heather O'Reilly

Two-Time Olympic Gold Medalist; Midfielder, NWSL North Carolina Courage

Danica McKellar

Mathematician, Writer, Actress, Author & Producer

Paul G. Stoltz

Creator of the Adversity Quotient, Expert Speaker on Human and Organizational Performance

Michael Steele

Conservative Political Commentator & Former Republican Party Politician

Bill Walton

Basketball Legend, Executive Chairman of Connect SD Sport Innovators (SDSI)

Julia Sweeney

Former SNL Cast Member, Monologist, Cancer Survivor & Author

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Rachel Simmons

Internationally Recognized Educator & Best-Selling Author

Kel Mitchell

Award-Winning Comedic Actor, Best Known for "Kenan & Kel," "Good Burger" and "All That"

Louise Leakey

Paleontologist; National Geographic Explorer-In-Residence

Alan Ritchson

Actor, Model & Singer; Best Known for Amazon's "Reacher" & CW's "Smallville"