Ginger Zee

Chief Meteorologist for ABC News, Author & Mental Health Advocate

Warren Berger

Innovation Expert and Best-Selling Author of "A More Beautiful Question: The Power of Inquiry to Spark Breakthrough Ideas"

Nicole Curtis

Host of DIY's and HGTV's Home Renovation Show, "Rehab Addict"

Nancy Solari

Motivates, Coaches and Empowers Entrepreneurs and the Visually-Impaired to Regain a Life Vision and Live Life Full Out

Arlene Dickinson

“Dragon” on CBC TV's "Dragons’ Den," Author, CEO of Venture Communications & General Partner of District Ventures Capital

Neil Gershenfeld

Director of MIT’s Center for Bits & Atoms

Nontombi Naomi Tutu

Race, Gender & Human Rights Activist; Daughter of Desmond Tutu

Ruby Payne

Founder of aha! Process, Inc. & Author of "A Framework for Understanding Poverty"

Lance Secretan

Top Leadership Speaker & Former CEO of a Fortune 200 company

Cheryl Brown Henderson

Founding President of the Brown Foundation for Educational Equity, Excellence & Research

Dewitt Jones

Motivator & Photojournalist

Jeff Havens

Growth Expert & Author

Sam Silverstein

Entrepreneur, Accountability Expert and Author

Marie Swift

President and CEO, Impact Communications

Leonard Mlodinow

Theoretical Physicist, Author, Recognized for Groundbreaking Discoveries in Physics

Sarah Kay

Poet & Founder of Project V.O.I.C.E.; TED Speaker

Ayah Bdeir

Former CEO & Founder of littleBits

Todd Martin

CEO of Designate, International Tennis Hall of Fame, Tennis Icon, Professional Tennis Coach & Mentor

Sheila C. Johnson

Entrepreneur, CEO of Salamander Hotels and Resorts, President of WNBA's Washington Mystics & Co-founder of BET

Dr. Samantha Nutt

Medical Doctor, Award-Winning Humanitarian, Bestselling Author & Founder of War Child USA

Dr. Samantha Nutt on Now This