Luvvie Ajayi

New York Times Best-Selling Author, Podcast Host & Professional Troublemaker

Marc Jacobs

Fashion Designer & Founder of Marc Jacobs; Former Creative Director for Louis Vuitton

Marie Kondo

Japanese Organizing Consultant & Author; One of TIME Magazine's "100 Most Influential People" in 2015

Mario Lemieux

Canadian Former Ice Hockey Player; Owner and Chairman of the Penguins

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Martin Scorsese

Academy Award-Winning Filmmaker Known for "Goodfellas," "Taxi Driver," "Silence" & "Killers of the Flower Moon"

Mary J. Blige

Grammy Award-Winning Singer, Songwriter & Rapper; Queen of Hip-Hop Soul

Mary Kate Olsen

Fashion Designer, Producer, Author & Former Actress

Matt Groening

Cartoonist, Screenwriter and Producer; Known for "The Simpsons" and "Futurama"

Matt LeBlanc

Best Known for his Character Joey Tribbiani in "Friends"

Matt Leinart

FOX Sports 1 College Football Analyst; Former American Football Quarterback

Maura Tierney

Golden Globe Award-Winning Actress & Breast Cancer Survivor

Megan Mullally

Emmy Award-Winning Actress; Best Known for Her Role on "Will & Grace"

Meghan McCain

Political Columnist, Author & Award-Winning Blogger

Michael Oher

Founder of Oher Foundation for Disadvantaged Youth; Former NFL Player for Baltimore Ravens, Tennessee Titans & Carolina Panthers; Super Bowl 47 Champion; Story Told in Movie "The Blind Side"

Michelle Williams

Gospel Artist & Former Member of Destiny's Child

Checking In: How Getting Real about Depression Saved My Life---and Can Save Yours

Mr. T

Actor, Known for his Role as B. A. Baracus in the TV Series "The A-Team"

Nas

Grammy-Nominated Rapper, Songwriter & Record Producer

Nathan Lane

Emmy & Tony Award-Winning Actor, Singer & Writer; Known for His Roles in "The Birdcage" & "The Producers"

Naughty Mabel Sees It All

Neil Pasricha

Positive Psychology Researcher, Leadership Expert & New York Times Best-Selling Author