Issa Rae

Actress, Writer, Director & Producer Known for HBO's "Insecure" & "Awkward Black Girl"

Diane Guerrero

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

Mayim Bialik

Neuroscientist, Mental Health Advocate & Actress Known for "The Big Bang Theory"

Amandla Stenberg

Actor, Singer & Activist Known for "The Hate U Give," "The Hunger Games" & "Everything, Everything"

Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Maintaining A Healthy Body & Mind | Bob Harper Q&A

Jonathan Van Ness

Hair & Beauty Expert, Author, Television Personality; Known for Netflix's "Queer Eye"

Bethenny Frankel

Entrepreneur, Reality TV Star & Bestselling Author; Founder of Skinnygirl & BStrong Disaster Relief

Tracee Ellis Ross

Actress, Producer; Chief Executive Officer at PATTERN

Jameela Jamil

Actress, Outspoken Feminist, Mental Health & Body Positivity Advocate

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Bill Nye

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

Michaela Jaé Rodriguez

Actress & Singer; Known for "Pose"; HIV Awareness Advocate

Ali Wong

Award-Winning Actor, Comedian & New York Times Best-Selling Author; Known for "Beef" & "Always Be My Maybe"

Ali Wong Wins Female Actor In A Limited Series, Anthology Series

Retta

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

Tan France

Fashion Designer & TV Personality Known for Netflix's "Queer Eye"

Chelsea Handler

Comedian, TV Personality & Author

Priyanka Chopra Jonas

Award-Winning Actress, Producer & Humanitarian

Priyanka Chopra Jonas Takes a Lie Detector Test | Vanity Fair

Anderson Cooper

Journalist, TV Personality, Anchor of CNN's "Anderson Cooper 360°"

Demi Lovato

Grammy Nominated Singer-Songwriter, Musician, Philanthropist & Mental Health Advocate

Jessica Alba

Actress; Entrepreneur; Founder & CEO of The Honest Company

Cynthia Nixon

Actress Known for her Role as Miranda Hobbes on HBO's "Sex and the City"; Former Candidate for Governor of New York

Amanda Seales

Poet, Spoken Word Artist & Media Personality Known for HBO's "Insecure;" Anti-Smoking Activist

Don Cheadle

Actor, Activist & Author; Known for "Iron Man 2" & "Hotel Rwanda"

Meghan McCain

Political Columnist, Author & Award-Winning Blogger

Dan Abrams

Chief Legal Affairs Anchor at ABC News & Founder of Abrams Media

Daniel Dae Kim

Actor, Director & Producer

Awkwafina

Rapper, Comedian & Actress Known for "Ocean's 8" & "Crazy Rich Asians"

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Brooke Shields

Actress; Model; Women's Health, Aging & Mental Wellness Advocate

Cynthia Erivo

Singer-Songwriter & Grammy & Tony Award-Winning Actress; Known for "The Color Purple," "Wicked" & Portraying Harriet Tubman in "Harriet"; Vice President of the Royal Academy of Dramatic Arts