Brandon Marshall

Former NFL Pro Bowler, TV Personality, Mental Health Advocate, Founder, Host of I AM Athlete & CEO of House of Athlete

Margaret Chan

Dean of the Vanke School of Public Health at Tsinghua University in Beijing; Former Director-General of the World Health Organization

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

Angela Ahrendts

Former SVP of Retail at Apple & Former CEO of Burberry

Christiane Northrup

Authority on Women's Health, Bestselling Author of "Goddesses Never Age"

Tonya Lewis Lee

Author, Producer, Filmmaker & Entrepreneur; Women's Health Activist

Tonya Lewis Lee on the Black maternal mortality crisis

Jonathan Bush

Technology Entrepreneur; Co-Founder & Former CEO of athenahealth

Jane Pauley

Emmy Award-winning Broadcast Journalist & Mental Health Advocate

Zosia Mamet

Actress Known for Her Role in HBO's "Girls"

Nicholas Christakis

Sol Goldman Family Professor of Social & Natural Science; Director of the Human Nature Lab; Co-Director of the Yale Institute for Network Science

Clark Gregg

Actor Known For "The New Adventures of Old Christine" & "The Avengers"

Alison Sweeney

Actress & TV Personality Known for "Days of Our Lives" & "The Biggest Loser"

Dan Schulman

President & CEO of PayPal; Former President of American Express

Glennon Doyle

Author, Activist & Founder of Together Rising

Sarah Silverman

Stand-Up Comedian, Actress, Singer, Producer & Writer

Marie Osmond

Singer, Host, TV Personality & Author of "Behind The Smile: My Journey Out of Postpartum Depression"

Carli Lloyd

Former U.S. Women's Soccer Team Midfielder, Two-time Olympic Gold Medalist, Two-time FIFA Player of the Year & World Cup Champion

Anika Noni Rose

Tony Award-Winning Actress & Singer; Voice of Princess Tiana

Catherine Zeta-Jones

Award-Winning Actress; Known for "Chicago" and "Traffic"

Amy Smart

Actress, Environmentalist & Co-Founder of Smart House Collections