Janet Mock

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

Diane Guerrero

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

Hasan Minhaj

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

Cecily Strong

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

Nicole Byer

Comedian, Actress & Writer; Co-Host of "Wipeout"

Sophia Bush

Actress, Humanitarian & Author

Will Packer

Award-Winning Producer Known for "Think Like A Man" & "Straight Outta Compton"; Founder of Will Packer Productions

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement

Ronda Rousey

Former UFC Champion & WWE Wrestler; Olympic Medalist; Actor & Author

Our Fight: A Memoir

Viola Davis

Academy Award-Winning Actress, Producer & New York Times Best-Selling Author

Viola Davis on Speaking Up, Challenging Stereotypes

Howie Long

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

Ellie Kemper

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

Max Greenfield

Actor Known For "New Girl" & Children's Author

Henry Winkler

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

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Ian Somerhalder

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

William Shatner

Emmy-Award Winning Actor, Known for "Star Trek" & "Boston Legal"

Retta

Stand-Up Comedian & Actress Known for "Parks and Recreation"

Bill Nye

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

Rita Moreno

Award-Winning Actress, Dancer, Singer; Health Advocate & New York Times Bestselling Author