Aasif Mandvi

Comedic Actor & Former Correspondent for "The Daily Show"

Alan Alda

Actor; Writer; Science Advocate; Director

Andie MacDowell

Film Actress

Anna Deavere Smith

Award-Winning Actress, Playwright & Social Commentator

Ashley Judd

Actress, Activist & Humanitarian

B.J. Novak

Actor, Writer & Comedian Known for "The Office"

Ben Stein

Political Economist, Commentator, Author & Actor

Bill Hader

Actor, Comedian, Writer, & Director; Known for "Saturday Night Live" & "Barry"

Seth Meyers & Bill Hader's Favorite SNL Memories & Barry Finale

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Blythe Danner

Emmy Award-Winning Actress & Activist

Bunker Roy

Founder of Barefoot College

Camryn Manheim

Actress; Human Rights Activist; Writer & Producer

Cecily Strong

Actress, Comedian, "Saturday Night Live" Cast Member & Former Co-Anchor of "Weekend Update"

Comfort Fedoke

Hip Hop Dancer, Finalist from So You Think You Can Dance

Debbie Allen

Creative Marketing Expert & Business Speaker

Diane Guerrero

Immigration Reform Activist & Actress Known for "Orange is the New Black" & "Jane The Virgin"

Elisabeth Moss

Emmy-Nominated Actress Best Known for "Mad Men" & "Handmaid's Tale"

Elisabeth Moss Breaks Down Her Best Movie & TV Looks | Glamour

Ellie Kemper

Actress, Comedian, & Writer Best Known for Her Roles in "The Office" & "Unbreakable Kimmy Schmidt"

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation

Geoffrey West

Theoretical Physicist, Distinguished Professor & Past President of Santa Fe Institute

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Hasan Minhaj

Comedian, Actor, Writer & Star of "Patriot Act with Hasan Minhaj"

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

Hilary Swank

Academy Award-Winning Actress; Best known for her roles in 'Million Dollar Baby' and 'Boys Don't Cry'

Howie Long

NFL Hall of Famer & Superbowl Champion; Fox NFL Sunday Studio Analyst

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

IronE Singleton

Best known as Theodore "T-Dog" Douglas on AMC's "The Walking Dead"

Jamie Kennedy

Actor & Comedian; Best Known for "The Jamie Kennedy Experiment"

Janet Mock

Author, Feminist, Transgender Rights Activist, TV Host & Founder of #GirlsLikeUs

Jay Pharoah

Actor, Stand-Up Comedian & Impressionist; Former Saturday Night Live Cast Member