Ben Bailey

Stand-up comedian and Host of "Cash Cab"

Lawrence O'Donnell

Political Analyst, Author & Host of "The Last Word with Lawrence O'Donnell"

Gloria Gaynor

Grammy Award-Winning Disco Singer Known for "I Will Survive"; Speaker on Domestic Violence

Hugh Evans

Humanitarian; Founder & CEO of Global Poverty Project

Christian Siriano

Fashion Designer, Founder of Christian Siriano, Winner of "Project Runway" Season 4

Lara Spencer

Co-host on "Good Morning America"

Jessica Williams

Actress, Comedian, Former Correspondent on "The Daily Show" & Co-Host of the "2 Dope Queens" Podcast

Andy Samberg

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

Al Franken

Former Senator from Minnesota; Former SNL Writer; SiriusXM Radio Show Host

Pattie Sellers

Chair of Fortune's Most Powerful Women & Award-Winning Multimedia Journalist; Co-Founder & CEO at SellersEaston Media

Joe Bastianich

Restaurateur, Vineyard Owner, Judge on "MasterChef" and "MasterChef Italy"

Raven Symone

Actress & Singer Known for "That's So Raven"

Elizabeth Vargas

Emmy Award-Winning Journalist; Best-Selling Author; Anchor for NewsNation

Patrick Kennedy

Former Congressman (D-RI); Founder of The Kennedy Forum; Co-Founder of One Mind

Profiles in Mental Health Courage

Halla Tomasdottir

CEO, The B Team, Presidential Candidate (2016) & TED Speaker, Iceland

Natasha Lyonne

Emmy Nominated Actress; Known for "American Pie," "Orange Is the New Black" & "Russian Doll"

Jane Pauley

Emmy Award-winning Broadcast Journalist & Mental Health Advocate

Scott Conant

Celebrity Chef, Judge on Food Network's Chopped, Author, Bold Italian

Rick Smolan

CEO of Against All Odds Productions, Photographer, Author & Big Data Enthusiast

Wendy Williams

Media Personality, Actress, Author, & Host of "The Wendy Williams Show"