Michael J. Fox

Actor, Author and Advocate; Founder, The Michael J. Fox Foundation for Parkinson’s Research

Michael J. Fox on latest Parkinson's research and how he's ...

Jesse Tyler Ferguson

Actor & LGBTQ Activist; Best-Known for “Modern Family”

Debra Messing

Emmy Award-Winning Actress & Global Ambassador for PSI/Youth AIDS

Jalen Rose

Former ESPN Analyst & NBA Player

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

Jane Lynch

Emmy Award-Winning Actress, Known for "Glee" and Hosting "Hollywood Game Night"

Idris Elba

English Actor, Producer, Rapper and DJ; Best Known for His Roles in "The Wire" & "Luther"

Michelle Rhee

Founder of StudentsFirst & Education Reform Advocate; Former D.C. Public Schools Chancellor

Roger Martin

Management Thinker, Author, Strategist & Advisor

A Plan Is Not a Strategy - YouTube

Buddy Valastro

Host of "The Cake Boss" & "The Next Great Baker"

Jenny Slate

Actress, Comedian, Author & Creator of the "Marcel the Shell" Short Films; Known for "Parks & Recreation," "Big Mouth," & "The Secret Life of Pets"

Lisa Vanderpump

Entrepreneur, TV Personality, Author & Philanthropist

Lisa Vanderpump Tells Us About Her First Times

Rachel Zoe

Celebrity Stylist, Fashion Designer, Author, Talk Show Host of "Fashionably Late With Rachel Zoe"

Kenan Thompson

Prime Time Emmy Award-Nominated Actor; "Saturday Night Live" Cast Member; Star on NBC's "Kenan"

When I Was Your Age: Life Lessons, Funny Stories & Questionable Parenting Advice from a...

Joe Torre

Chief Baseball Officer for Major League Baseball; National Baseball Hall of Famer, 4-Time World Series Champion & 9-Time MLB All-Star

Lily Tomlin

Actress & Comedian; Star of Netflix's "Grace and Frankie"

John Cena

WWE Professional Wrestler, Bodybuilder, and Actor Known for "Trainwreck"

Garry Kasparov

World Champion Chess Expert & Strategist; Chairman of the Human Rights Foundation based in New York

Olivia Munn

Television & Film Actress; Known for "Newsroom" & "X-Men: Apocalypse"

Olivia Munn on Jon Stewart | 2022 Mark Twain Prize

Sugar Ray Leonard

Legendary Sports Icon, Olympic Champion and Hall of Famer, Philanthropist, Bestselling Author & Television Personality