Sienna Miller

Actress Known for Her Role in "American Sniper" and "Foxcatcher"

Simon Mainwaring

Best-Selling Author, Podcaster, Business Futurist & CEO of We First

Sir Ranulph Fiennes

Record-Breaking Explorer, Fundraiser & Author

Somaly Mam

Survivor & Anti-Sex Slavery Activist

Spencer Wells

Geneticist, Anthropologist, Author, Entrepreneur, Adjunct professor at the University of Texas at Austin

Srikumar Rao

CEO of The Rao Institute; Known as "The Happiness Guru"

Stacy Allison

Businesswoman, Adventurer, Author & Motivational Speaker; First Woman to Summit Mt. Everest

Steve Cadigan

Founder & CEO of Cadigan Talent Ventures LLC; Co-Founder of ISDI Digital University; Former VP of Talent at LinkedIn

Steve Sax

Five-Time MLB All-Star & Mental Health Advocate

Steve Wynn

Creator of Experience-Oriented Las Vegas Resorts

Steven Rattner

Chairman at Willett Advisors LLC; Contributing Op-Ed Writer at The New York Times; Economic Analyst at MSNBC's "Morning Joe"

Steve Rattner: Confusion, misinformation clouds immigration debate ...

Stuart Altman

Economist and Health Policy Expert

Suzy Welch

Best-Selling Author, Popular Television Commentator & Noted Business Journalist

Tal Ben-Shahar

Best-Selling Author & Positive Psychology Expert

Tamron Hall

Award-Winning Journalist; Former National News Anchor for NBC News; Host of the "Tamron Hall Show"

Watch Where They Hide

Tan Le

CEO of EMOTIV; Non Executive Director at QBE Insurance Group; Author of "The NeuroGeneration;" Member of Global Future Council on Neurotechnologies at World Economic Forum

Tara Sophia Mohr

Expert on Women’s Leadership and Well-Being; Author of "Playing Big: Find Your Voice, Your Mission, Your Message"

The Winklevoss Twins

Entrepreneurs, Investors & Bitcoin Experts

Timeflies

Pop Band & Youtube Sensation

Timothy Shriver

Chairman & CEO of the Special Olympics