Ashley Greene

Actress and model; best known for her recent roles in the "Twilight" series

Samantha Brown

Travel Expert & Host of "Samantha Brown's Places to Love"

Philippe Cousteau

Explorer, Social Entrepreneur & Environmental Advocate; Grandson of Captain Jacques-Yves Cousteau

Apolo Ohno

Eight-Time Olympic Medalist, Top Short-Track Skater in the United States & NYT Best Selling Author

Hard Pivot: Embrace Change. Find Purpose. Show Up Fully.

Kimberley Locke

Singer / Television Personality

Kristi Yamaguchi

Former Olympic Figure Skater, Olympic Gold Medalist & Celebrity Champion of Dancing with the Stars

Amy Van Dyken-Rouen

Six-Time Olympic Gold Medalist Swimmer

Francia Raisa

Film & TV Actress; Best Known for "The Secret Life of the American Teenager" & "Grown-ish"

Kel Mitchell

Award-Winning Comedic Actor, Best Known for "Kenan & Kel," "Good Burger" and "All That"

John D. Carmack

AI Researcher & Founder of Keen Technologies; Former Consulting CTO at Oculus VR; Founder of id Software & Armadillo Aerospace

John Zogby

Trendspotter & Leading Pollster

Leah Solivan

Founder & CEO of TaskRabbit.com; General Partner at Fuel Capital

TaskRabbit Founder Leah Solivan On Pushing Through Doubt

Dean Cain

Actor, Producer and Television Personality; Best know for his portrayal of Superman in 'Lois & Clark: The New Adventures of Superman'

Tim Armstrong

Former CEO of AOL; Founder & CEO of the dtx company

Michael Steele

Conservative Political Commentator & Former Republican Party Politician

Shaun Robinson

Former Co-Host of Access Hollywood; Advocate for Young Women & Founder of "One Girl: A Million Ways to Make a Difference"

Jeff Lewis

Owner, Jeff Lewis Designs & Star of Bravo's "Flipping Out"

Alonzo Mourning

Naismith Memorial Basketball Hall of Fame Inductee; Co-Founder of Mourning Family Foundation

Alan Cumming

Emmy-Winning Actor Who Stars in "The Good Wife"

Kelly McGillis

Actress Known for "Top Gun"