Kristen Ashburn

Photojournalist Known for Documenting the AIDS Crisis in Africa

James Cromwell

James Cromwell (born January 27, 1940) is an Academy Award-nominated American television and film actor. He is sometimes credited as Jamie Cromwell.

Sarah Zhang

Staff Writer at The Atlantic

Rebecca Ruiz

Senior Features Writer at Mashable

Daniel Colon-Ramos

Professor of Cellular Neuroscience at Yale

Michael Ellison

Musician, Actor & Activist

Planet Money

NPR's Multimedia Team on the Global Economy

Victoria Hale

CEO & Founder, OneWorld Health

Bill Duke

Filmmaker & Actor Known for "Commando" and "X-Men: The Last Stand"

Barry Glassner

Best-Selling Author

Neal Cohen

Executive Director of The Center of Bioterrorism

Mwata Dyson

Health & Wellness Advocate and Journalist.

Gloria Wilder Brathwaite

Nationally Recognized Pediatrician & Entrepreneur

Deborah Prothrow-Stith

Youth Violence Expert / Physician

Michael Dukakis

Former Governor of Massachusetts

James Simon

Award-Winning Biographer & Historian.

Hilary Corna

Bestselling Author, Executive Consultant, Podcast Host & Founder of The Human Way

One White Face: How a Remarkable Leap of Faith Launched a Daring Journey in Self-Discovery

Jason L. Walker

Activist, Community Organizer & Movement Builder

Kel Smith

Executive Leadership in Digital Innovation and Citizen Science

Robert Lee Hotz

Robert Lee Hotz is the science columnist for the Wall Street Journal.