Tracee Ellis Ross

Actress, Producer; Chief Executive Officer at PATTERN

Lisa Whelchel

Author, Founder of Momtime Ministries & Actress Known For "Facts of Life"

Joseph Gordon-Levitt

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

Sarah Michelle Gellar

Television & Film Actress, Co-Founder of Foodstirs

Jeff Saturday

Former All-Pro NFL Center; Interim Head Coach of the Indianapolis Colts

Ashley Tisdale

Actress, Singer & Producer

Jeffrey Tambor

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

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

Brad Stine

Clean & Conservative Comedian Dubbed "God's Comic" By The New Yorker

Joseph Stiglitz

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

Gloria Steinem

Feminist Writer, Activist & Organizer; Co-Founder of New York Magazine & Ms. Magazine

Gene Stallings

Head Coach of 1992 NCAA Football National Champions; Former NFL and NCAA Champion; Philanthropist and Speaker

Karina Smirnoff

Professional Dancer on "Dancing with the Stars" & Author of "We're Just Not That Into You: Dating Disasters from the Trenches"

Howard Schultz

Executive Chairman & Former CEO of Starbucks; Former Owner of the Seattle SuperSonics

Howard Schultz on Leadership - YouTube

Rob Schneider

Emmy-nominated Actor, Comedian & Screenwriter; Former SNL Cast Member

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 ...

Kelly Osbourne

Fashion Designer, Singer & Actress; Former Contributor to E!'s "Fashion Police"; Daughter of Ozzy and Sharon Osbourne

Suze Orman

Expert Financial Advisor, Former Host of "The Suze Orman Show" & Best-Selling Author

Suze Orman - Yahoo Finance

Debra Messing

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

Bill Maher

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