Dan Clark

CEO & Contributor, Chicken Soup for the Soul

Jessika Rovell

Attorney, Naval Intelligence Officer, and Sexual Violence Victim Advocate; Director, JMAR Unlimited, LLC

Shawn Achor

Harvard Researcher and Positive Psychology Expert

Malala Yousafzai

Youngest-Ever Nobel Prize Laureate; Pakistani Activist for Female Education; Author of "I Am Malala"

Viola Davis

Academy Award Winning Actress for Her Role in "Fences"; Emmy Award Winner for Her Role in "How To Get Away With Murder;" Hunger Is Ambassador

You're not prepared for Viola Davis's fierceness in 'Widows' - CNN

J.R. Martinez

U.S. Army Veteran & Winner of ABC's "Dancing With The Stars," Actor & Best-selling Author

Jim Morris

Known for His Brief MLB Career; Subject of Disney's "The Rookie"

Jim 'The Rookie' Morris - Subject of the Award-Winning Film

Austin Hatch

Two-Time Plane Crash Survivor, Former College Athlete

Andrew Fastow

Former CFO of Enron

Amanda Knox

Writer and Activist Wrongfully Convicted of Murder in Perugia, Italy; Inspiration Behind the Netlflix Documentary "Amanda Knox" and Host of "The Scarlet Letter Reports"

Angela Davis

Feminist, Social Activist & Writer

Freedom Is a Constant Struggle: Ferguson, Palestine, and the Foundations of a Movement

Linda Hirshman

Supreme Court Lawyer, Renowned Expert on Social Change in America, Author

Shannon Miller

Olympic Gold Medalist, Health Advocate & Cancer Survivor

Gymnast Shannon Miller Speaks Out Against Larry Nassar

Jim Craig

Gold Medal Olympian; Inspiration for Disney's 2004 movie "Miracle"; Sales and Marketing Executive; Entrepreneur

Jim Craig Motivational Speaker and Miracle on Ice Gold Medalist ...

Joe Theismann

World Champion Quarterback, Broadcaster and Entrepreneur

Kyle Carpenter

Retired U.S. Marine; Youngest Living Medal of Honor Recipient

Kyle Carpenter Golden Heart Acceptance

Noah Galloway

U.S. Army Veteran, Amputee & Finalist on "Dancing With The Stars"

Living with No Excuses: The Remarkable Rebirth of an American Soldier

Mike Eruzione

Captain of the 1980 US Olympic Hockey Team and Subject of the Hit Film, "Miracle"

U.S. Olympic hockey legend Mike Eruzione shares gold medal tales

David Lim

Mountaineer; Leader of the First Singapore Everest Expedition

Stephen A. Smith

Sports Journalist