Bob Hirschfeld

Business Satirist

Joan Walsh

Author, Editor, Writer, Blogger & MSNBC Political Analyst

Rand Fishkin

Co-Founder & CEO of SparkToro; Former CEO of Moz; Co-Founder of Inbound.org & Author of "The Art of SEO"

Gary Null, MD

Gary Null has been one of the foremost advocates of alternative medicine and natural healing.

Greg Brown

Co-Creator of AsapSCIENCE YouTube Channel

Sherman Alexie

Poet, Short Story Writer, Novelist, and Performer

Tim Jackson

Ecological Economist, Playwright & Director of the Centre for the Understanding of Sustainable Prosperity

Lisa Witter

Partner and Chief Change Officer, Fenton

Interview Lisa Witter (English)

Ramona Pierson

Former Managing Director, Head of Product and Innovation at PwC

Jerome Jarre

French Entrepreneur, Vine and Snapchat Star

T. Colin Campbell

American Biochemist Specializing in the Effect of Nutrition on Long-Term Health

Sylvester James Gates, Jr.

Theoretical Physicist Known for Supersymmetry

Amy Porterfield

Social Media Strategist - Specializing in Facebook Marketing; Co-author of "Facebook Marketing All-In-One for Dummies"

Steve Rubel

Chief Media Ecologist for Edelman and a Professional Blogger

Keshia Knight Pulliam

Emmy Nominated Actress, Entrepreneur, Veteran Entertainment Producer, Director, Advocate & Family Culture Shaper

Nadine Strossen

Professor of Law; President, American Civil Liberties Union (1991-2008)

Michael Acton Smith

Co-Founder & Co-Executive Chairman of Calm; Co-Founder of Firebox & Mind Candy

Michael Acton Smith on Finding Flow and Supercharging the Future of Mental Health Care

Genevieve Bell

Senior Fellow at Intel, Distinguished Professor & Director of the 3A Institute at ANU

Frank Gruber

CEO & Co-Founder ofTechCocktail, Co-creator of DCWEEK & Author of "Startup Mixology"

Nora D. Volkow

Director of the National Institute on Drug Abuse & National Institutes of Health