Mayim Bialik

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

Priyanka Chopra Jonas

Award-Winning Actress, Producer & Humanitarian

Priyanka Chopra Jonas Takes a Lie Detector Test | Vanity Fair

Cynthia Nixon

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

Dan Abrams

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

Malala Yousafzai

Youngest-Ever Nobel Prize Winner; Advocate for Girls' Education & Women's Equality; Author of the International Bestseller "I Am Malala"

Wilmer Valderrama

Actor, Producer, Activist & Television Personality

Alex Banayan

Author & World’s Youngest Venture Capitalist

Henry Winkler

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

Judge Cristina Perez

Lawyer, Judge "Cristina’s Court," Community Activist

Charlene Strong

Gay Rights Activist

John Lithgow

Actor, Musician, Author, Arts Advocate

Danai Gurira

Actress, Best Known for "Black Panther" & "The Walking Dead"

Katie Holmes

Award Winning Actress and Producer

Ziauddin Yousafzai

Co-Founder of the Malala Fund

Allen Gannett

Founder & CEO at TrackMaven

Jenna Bush-Hager

Best-selling Author; Contributing Correspondent, NBC's Today; Chair, UNICEF's Next Generation and Editor-at-Large, Southern Living Magazine

Superpower Sisterhood with Jenna Bush Hager and Barbara Pierce ...

Dr. Kate Biberdorf

Science Entertainer, Professor & Author Known as Kate the Chemist

Eileen Kelly

Founder of Killer and a Sweet Thang, Host of "Going Mental" Podcast

Hi, Meet My Mental Illness - Dating with a Disorder

Chris Duffy

Comedian, Television Writer, and Radio & Podcast Host of "How to Be a Better Human"

Do work that leaves a mark, with Chris Duffy

Ntiedo Etuk

Founder and CEO DimensionU, Inc.

Greg Graffin

Lead Singer of Bad Religion & Professor of Biology at UCLA

Mike Brown, Ph.D.

Astronomer & Author of "How I Killed Pluto and Why It Had It Coming"