Lisa Oz

Best-Selling Author, Producer, Host & Entrepreneur

Newt Gingrich

Former Speaker of the House of Representatives; New York Times Best-Selling Author & Co-Host for "Crossfire"

Fay Cobb Payton, PhD

Author of "Leveraging Intersectionality: Seeing and Not Seeing" and Professor at North Carolina State University

Daphne Oz

Emmy Award-winning Television Host, New York Times Bestselling Author, Chef & Entrepreneur

Dr. Drew Pinsky

Physician, Addiction Medicine Specialist, TV Host, Author & Podcaster

Vinod Khosla

Founder & Manager of Khosla Ventures; Founding CEO of Sun Microsystems

Dr. M. Joycelyn Elders

Former Surgeon General of the United States

John Mackey

Co-Founder & CEO, Whole Foods Market

Ken Dychtwald

Founder & CEO of Age Wave; Gerontologist & Expert on Aging-Related Issues

Ariane de Bonvoisin

Author, Entrepreneur & Change Expert

Bernard Kouchner

Former Minister of Health of France; Founder of Nobel Peace Prize-Winning Médecins Sans Frontières

Dave Navarro

Musician & Host of "Ink Master"; Best Known as a Member of Jane's Addiction & Former Member of Red Hot Chili Peppers

Nicholas Carr

Writer on the Intersection of Technology, Economics & Culture; Author "The Shallows" & "The Glass Cage"

David Zinczenko

Founder & CEO of Galvanized; Former Vice President of Men's Health, Women's Health & Prevention; Retired Nutrition & Wellness Editor at ABC News

Dr. Shelley Sykes

The Happiness Guru

Boomer Esiason

NFL Football Legend & Studio Analyst

Lewis Black

Stand-Up Comedian, Actor and Author; Former Correspondent on "The Daily Show"

John Stossel

Emmy-Award Winning Journalist

Clive Crook

Columnist and member of the editorial board at Bloomberg View

Michelle Gielan

Former National CBS News Anchor Turned Positive Psychology Researcher; Bestselling Author of "Broadcasting Happiness"

Marilu Henner

Actress, Producer & NY Times Bestselling Author

Jonathan Haidt

Professor of Ethical Leadership at New York University, Stern School of Business; Author of NYT Bestseller "The Righteous Mind"

The Anxious Generation: How the Great Rewiring of Childhood Is Causing an Epidemic of M...

Joe Flower

Healthcare Futurist, Author & Founding Member of International Health Futures Network

Nancy Brinker

Global Cancer Advocate, Founder of Susan G. Komen for the Cure & Former U.S. Ambassador

Interview with Nancy Brinker, founder of Susan G. Komen Foundation

Eric Lefkofsky

Founder and CEO at Tempus, Inc.; Co-founder of Lightbank; Founder & Director of InnerWorkings, Inc., Echo Global Logistics, Inc., Mediaocean and Groupon, Inc.

Daryl Hannah

Actress, Best Known for "Kill Bill" & "Splash"; Environmental Activist

Selma Blair

Actress; Multiple Sclerosis Survivor; Healthcare & Disability Advocate

Lance Armstrong

World Champion Cyclist, Olympian & Cancer Survivor

Andy Slavitt

USofCare Co-Founder & Board Chair Emeritus; Former Administrator for the Centers for Medicare & Medicaid Services

Andy Slavitt - Washington Post Live

Edie Falco

Actress, Known for "The Sopranos" & "Nurse Jackie"