Oscar Arias

Former President of Costa Rica & Nobel Laureate

Elizabeth Vargas

Emmy Award-Winning Journalist; Best-Selling Author; Anchor for NewsNation

Amar'e Stoudemire

Professional Basketball Player, Actor, Author, Producer, Motivational Speaker, & Philanthropist

Barry Sanders

Former Detroit Lions Running Back; Ranked Top 10 as the Most Elusive Runner in NFL History

John Lee Dumas

Host of EntrepreneurOnFire

Tara Brach

Author & Mindfulness Teacher; Host of the "Tara Brach" Podcast

Trusting the Gold: Uncovering Your Natural Goodness

Simone Biles

Most Decorated Gymnast Ever & Record Holder for Most Gold Medals at a Single Olympic Games

Daniel Humm

Michelin Star Chef, Restaurateur & Co-Owner of Make It Nice Hospitality Group

H.R.H., Dr. Carmen M. Castro, D.B.A.

Senior Business Executive & World Renowned Public Motivational Speaker

Blake Morgan

Customer Experience Consultant & Futurist; Forbes Columnist & Host of "The Modern Customer"

The 8 Laws of Customer-Focused Leadership: New Rules for Building A Business Around Tod...

Zach King

Vine, Instagram & YouTube Star

Lilly Singh

YouTube Personality, Comedian, Author & Actress; Former Host of NBC's "A Little Late with Lilly Singh"

Be a Triangle: How I Went from Being Lost to Getting My Life into Shape

Bobby Bones

National Syndicated On-Air Personality, New York Times Bestselling Author, Stand Up Comedian & Season 27 Winner of "Dancing With The Stars"

Vinh Giang

Entrepreneur, Magician & Coach

Charlie Puth

Grammy-Nominated Pop Singer-Songwriter Known for Singles "One Call Away" & "Marvin Gaye"

Garrett Reisman

Astronaut, Professor of Astronautical Engineering at USC & Senior Advisor at SpaceX

Rami Malek

Academy Award-Winning Actor Known for "Mr. Robot" & "Bohemian Rhapsody"

Tom Holland

English Actor & Dancer Known for Playing Spider-Man in the Marvel Cinematic Universe

Jimmy O. Yang

Comedian & Actor; Known for His Role in HBO's "Silicon Valley"

Alysia Reiner

Actor, Activist & Entrepreneur

Amy Sherman-Palladino

Television Writer, Director and Producer, Best Known as the Creator of the Television Series "Gilmore Girls"

Yuval Noah Harari

Historian, Philosopher & Bestselling Author of "Sapiens"

Sunny Hostin

Co-Host of "The View," Attorney, Author & Emmy Award-Winning Journalist; Senior Legal Correspondent & Analyst for ABC News

Rachel Platten

Singer-Songwriter Known for "Fight Song"

Justin Baldoni

Actor, Entrepreneur, CEO of Wayfarer Entertainment & Author of "Man Enough: Undefining My Masculinity"

Brian Stann

CEO Hunt Military Communities, Former UFC Fighter & Captain US Marine Corps

Marie Kondo

Japanese Organizing Consultant & Author; One of TIME Magazine's "100 Most Influential People" in 2015

Danielle Weisberg and Carly Zakin

Co-Founders of theSkimm Subscription Newsletter; New York Times Best-Selling Authors of "How to Skimm Your Life"

Johann Hari

Journalist & Best-Selling Author of "Chasing the Scream"

Magic Pill: The Extraordinary Benefits and Disturbing Risks of the New Weight-Loss Drugs

Prince Ea

Spoken Word Artist & Activist