Valerie Jarrett

Civic Leader, New York Times Best-Selling Author & Former Senior Advisor to President Obama

Natasha Leggero

Actress & Stand-Up Comedian

Jonathan Groff

Tony-Nominated Actor & Singer; Known for Musicals such as "Spring Awakening," "Hamilton," and Disney's "Frozen"

Leland Melvin

Engineer, Former NASA Astronaut & Former NFL Wide Receiver

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

Aidy Bryant

Actress & Comedian Known for "Saturday Night Live" & "Shrill"

Alan Cumming

Emmy-Winning Actor Who Stars in "The Good Wife"

Jon Meacham

Pulitzer Prize-Winning Historian & Author

Jon Meacham discusses the historic nature of Trump's indictment ...

Bill Parcells

Former NFL Head Coach & Pro Football Hall of Fame Inductee

Curtis Stone

Celebrity Chef; Host of "Top Chef Masters" on Bravo

Joel McHale

Host of E! Network's "The Soup" & Star of NBC's Hit Comedy Series "Community"

Grouplove

American Rock Band

Jennifer Beals

Actress and Former Teen Model; Known for "Flashdance" & "The L Word"

Mike Posner

Singer-Songwriter and Music Producer; Best Known for "Cooler Than Me" & "I Took a Pill in Ibiza"

Jake Miller

Pop Rapper, Singer & Songwriter

Matt Nathanson

Singer-Songwriter Whose Work is a Blend of Folk and Rock Music

Mat Kearney

Singer-Songwriter known for Debut Album, "Nothing Left to Lose"

Taran Killam

Cast member on "Saturday Night Live"

Wavves

Project of Nathan Williams, A Blend of Distorted No-Fi and Refined Sunshiny Melodies

Zendaya

Emmy Award-Winning Actress, Singer & Dancer; Known for "Euphoria," "Spider-Man: Homecoming," "Dune: Part Two" & "Challengers"