Mark Cuban

Serial Entrepreneur, Investor & Owner of the Dallas Mavericks

Mayim Bialik

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

Gloria Allred

Renowned Women's Rights Attorney; Subject of Netflix Documentary "Seeing Allred"

Chelsea Handler

Comedian, TV Personality & Author

Joseph Gordon-Levitt

Founder of HitRecord & Actor Known for "Inception" & "The Dark Knight Rises"

Sarah Michelle Gellar

Television & Film Actress, Co-Founder of Foodstirs

Ashley Tisdale

Actress, Singer & Producer

Joseph Stiglitz

American Economist, Professor at Columbia University & Nobel Memorial Prize in Economic Sciences 2001

Paula Abdul

American Singer-Songwriter, Dancer, Choreographer & TV Personality

Debra Messing

Emmy Award-Winning Actress & Global Ambassador for PSI/Youth AIDS

Jason Alexander

Actor, Writer & Director; Best Known for His Work on "Seinfeld"

Jared Cohen

President, Jigsaw (previously Google Ideas) & Chief Advisor to Alphabet Executive Chairman (former Google CEO) Eric Schmidt

Jenny Slate

Actress, Comedian, Author & Creator of the "Marcel the Shell" Short Films; Known for "Parks & Recreation," "Big Mouth," & "The Secret Life of Pets"

Bill Maher

Political Satirist & Host of HBO's "Real Time"

Melissa Rauch

Actress, Writer & Stand-Up Comic, Best known for "The Big Bang Theory"

Natalie Portman

Award-Winning Actress Known for "Black Swan," "V for Vendetta" & Playing Padmé Amidala in the Star Wars Prequel Trilogy

Natalie Portman on self-confidence and performing from an early ...

Paul Reiser

Actor, Writer & Stand-Up Comedian Known for Portraying Paul Buchman in "Mad About You"

Scott "Scooter" Braun

Founder of SB Projects

Tracee Ellis Ross

Actress, Producer; Chief Executive Officer at PATTERN

Andy Samberg

Actor, Comedian, Rapper & Writer; Known for "Saturday Night Live" & "Brooklyn Nine-Nine"