Kehinde Wiley

Visual Artist Specializing in Portrait Painting; Painted Barack Obama's Official Portrait

Kevin O'Leary

Founder of O'Leary Financial Group; Venture Capitalist & Financial Expert Known for "Shark Tank"

Ellie Kemper

Actress, Comedian, & Writer Best Known for Her Roles in "The Office" & "Unbreakable Kimmy Schmidt"

Dr. John C. Maxwell

Leadership Expert & Author

Venus Williams

Professional Tennis Player, Four-Time Olympic Gold Medalist, Equal Pay Activist, Author & Entrepreneur

Joe Scarborough

Co-Host of MSNBC's "Morning Joe" & Former U.S. Congressman

Jim Rogers

Investment Expert & Author of "Street Smarts: Adventures on the Road and in the Markets"

Retta

Stand-Up Comedian & Actress Known for "Parks and Recreation"

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Steven Levitt

Economist, NY Times Bestselling Author of "Freakonomics," "SuperFreakonomics" & "Think Like a Freak"

Spike Lee

Academy Award-Winning Writer, Producer, Actor & Director; Best Known for "BlacKkKlansman" & "Malcolm X"

Clay Walker

Country Music Artist Known For "What's It to You" & Multiple Sclerosis Survivor & Founder of Band Against MS

Nick Offerman

Actor, Writer & Carpenter; Best Known for "Parks and Recreation"

Alan Alda

Actor; Writer; Science Advocate; Director

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Blythe Danner

Emmy Award-Winning Actress & Activist

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation

Kevin Spacey

Two-Time Academy Award-Winning Actor, Director, Producer, Screenwriter and Singer; Best Known For His Roles in "American Beauty" and Netflix's "House of Cards"

Taya Kyle

Advocate for Military Veterans & Families; Widow of Former U.S. Navy SEAL Chris Kyle

Prayers for Bears: Bailey the Grateful Bear

Monica Lewinsky

Producer, Social Activist, Contributing Editor to Vanity Fair, Expert on Cyberbullying, Women's Issues & Reinvention

Monica Lewinsky Suits Up for Reformation's New Power Voting Campaign