Hillary Clinton

Former First Lady & Founder of Onward Together

Neil Young

Canadian Singer-Songwriter Known for "Heart of Gold" & Played in Bands Buffalo Springfield and Crosby, Stills, Nash and Young

Gwyneth Paltrow

Actress, Entrepreneur, Founder & CEO of Goop

Shakira

Grammy Award-Winning Colombian Singer Known for "Hips Don't Lie"; Philanthropist

Gordon Ramsay

Celebrity Chef, Restaurateur, Cookbook Author & Television Personality Known for "Hell's Kitchen" and "MasterChef"

Duran Duran

English Rock Band

Meryl Streep

Legendary Actress & Producer Known for "The Iron Lady," "The Devil Wears Prada" and "The Post"

Annie Lennox

Singer-Songwriter Known for "Sweet Dreams;" Political Activist & Humanitarian

Chaka Khan

Singer & Songwriter; Ten-Time Grammy Award-Winner

3 Doors Down

Rock Band; Known for "Here Without You" and "Kryptonite"

David Beckham

Soccer Legend; One of Britain's Most Iconic Athletes

Michael Bolton

Singer-Songwriter Known for his Soft Rock Ballads

Michael Bolton reveals brain tumor diagnosis, ‘immediate surgery’ in emotional note to ...

Helen Mirren

Oscar Winning Actress

Stephen Curry

All-Star Point Guard for the Golden State Warriors; 2015 NBA MVP

Jennifer Garner

Award-Winning Actress, Entrepreneur & Advocate

Jamie Lee Curtis

Academy Award-Winning Actress, Activist, Author; Best Known For Her Roles in "Halloween," "Freaky Friday" & "Everything Everywhere All At Once"

Jamie Lee Curtis - MSNBC interview

Jessica Simpson

International Music Superstar, Bestselling Author & Entrepreneur

Ralph Fiennes

Tony Award-Winning English Actor Known "The Grand Budapest Hotel," "Schindler's List" & The "Harry Potter" Franchise

John Landis

Film Director, Comedian, Screenwriter, Actor & Producer

Larry H. Summers

71st United States Secretary of the Treasury & Former President Emeritus of Harvard University