Jeffrey Tambor

Emmy Award-Winning Actor of "Arrested Development," "The Hangover" & "Transparent"

Jason Alexander

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

Steven Spielberg

Oscar Award-Winning Filmmaker

Alicia Silverstone

Actress & Animal Rights Activist

Tracee Ellis Ross

Actress, Producer; Chief Executive Officer at PATTERN

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 ...

Bette Midler

Entertainer & Award-Winning Actress & Singer

Erin Gruwell

Founder & Executive Director of the Freedom Writers Foundation; Education Reform Advocate

Richard Dreyfuss

Academy Award-Winning Actor

Sarah Jessica Parker

Actor, Producer & Businesswoman

Tiffany Shlain

Founder of The Webby Awards; Emmy-Nominated Filmmaker, Bestselling Author, Internet Pioneer & Futurist

Henry Winkler

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

Carol Leifer

Award-Winning Writer, Author, Actress & Standup Comedian

Robert Klein

Comedian and Actor Known for his Wry Wit and Unique Brand of Humor

Goldie Hawn

Academy Award-Winning Actress & Founder of the Hawn Foundation

Sandra Bernhard

Comedienne, Actress, Singer & Author

Dan Abrams

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

Maggie Siff

Actress Known for her Roles in "Sons of Anarchy" and "Mad Men"

Liev Schreiber

American Actor, Producer, Director, and Screenwriter

Avi Arad

Movie Producer; Known for his Work on "Iron Man," "Spider-Man" & "Fantastic Four"

Gina Gershon

Film, Television & Stage Actress, Singer, and Author

Evan Handler

Actor, Author, Screenwriter & Journalist; Best Known for “Sex and the City,” and "Californication"

Isla Fisher

Actress Known for "Wedding Crashers" & "Now You See Me"

Woody Allen

Legendary Director, Screenwriter & Actor

Judith Viorst

Poet, Writer & Children's Author

Jon Stewart

Talk Show Host, Comedian & Producer

Jon Stewart will return to ‘The Daily Show’ as host — just on Mondays

Sarah Silverman

Stand-Up Comedian, Actress, Singer, Producer & Writer

William Shatner

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

Adam Sandler

Actor, Comedian, Producer & Musician

Isaac Mizrahi

Fashion Designer & Former Creative Director of Liz Claiborne