Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Ray Kurzweil

Chairman of Kurzweil Technologies, Inventor & Futurist; Author of "How to Create a Mind"

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Lisa Leslie

WNBA Champion, Olympic Gold Medalist & Author of "Don't Let the Lipstick Fool You;" Coach of Ice-Cube's BIG3 Basketball League

Reshma Saujani

Lawyer, Politician, Founder of Girls Who Code & Marshall Plan for Moms

Montel Williams

Emmy Award-Winning Talk Show Host; Multiple Sclerosis Survivor; Health Equity & Veteran Advocate

Ashley Judd

Actress, Activist & Humanitarian

George Takei

Actor, Social Justice Activist & Social Media Mega-Power

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Joe Scarborough

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

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Amy Cuddy

Social Psychologist, Bestselling Author & Award-Winning Harvard Lecturer

Daphne Oz

Emmy Award-winning Television Host, New York Times Bestselling Author, Chef & Entrepreneur

Carla Hall

Co-Star of "Crazy Delicious;" Host of Discovery+'s "Foodways" & the "Say Yes!" Podcast

Andy Cohen

Emmy Award-Winning Host & Producer of Bravo’s "Watch What Happens: Live"

Andy Cohen reacts to his infamous New Year’s Eve rant

Rita Moreno

Award-Winning Actress, Dancer, Singer; Health Advocate & New York Times Bestselling Author

Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Mitt Romney

Former Governor of Massachusetts, 2012 Republican Presidential Nominee and CEO

Mika Brzezinski

Co-host of MSNBC's "Morning Joe" & Bestselling Author; Founder of "Know Your Value"

Kal Penn

Actor, Writer, Producer & Former Associate Director of the White House Office of Public Engagement