A.C. Grayling

Best-Selling Author & Leading Commentator on Education, Philosophy, Corporate Ethics and Biomedicine

Aaron J. Lawler, PhD

Assistant Professor of Humanities

Abhi Nemani

Former Chief Data Officer for the City of Los Angeles, Co-founder of Ethos Labs, Technological Optimist & Political Philosophy Nerd

Abhijit Naskar

Celebrated Neuroscientist, International Bestselling Author, Speaker

Adrian N. Carter

CEO of the Carter Development Group; Expert on Conflict Resolution

Afaa Weaver

Award Winning Poet, Playwright & Translator

Alan Forrest Smith

Philosopher, Hair Specialist Known as "The Salon Punk"

Alan Weisman

Journalist / Author

Alex Epstein

Founder, Center for Industrial Progress Author, Fossil Fuels Improve the Planet

Alexa Clay

Writer, Culture Hacker, Innovation Strategist & Co-Author of "The Misfit Economy"

Alexandra Hudson

Founder of Civic Renaissance & Author of "The Soul of Civility"

Alison Gopnik

Professor & World Leader in Children's Learning and Development

Ambassador Dennis Ross

Author, Counselor & William Davidson Distinguished Fellow at The Washington Institute; Former Special Assistant to President Obama

Amy Goodman

Host & Executive Producer, Democracy Now!

An Phung

Multimedia Journalist

Andrew Carmellini

Award-Winning Chef & Restaurateur

Andrew Cohen

Founder, EnlightenNext

Anna Deavere Smith

Award-Winning Actress, Playwright & Social Commentator

Arne Glimcher

Chairman, PaceWildenstein Galleries

Arthur Mutambara

Pres., Movement for Democratic Change (Zimbabwe)

Aubrey de Grey

Biomedical Gerontologist; Chief Science Officer of SENS Research Foundation; Researcher on Preventing Aging

Billy Tauzin

CEO, Pharm. Research and Manufacturers of America

Bob Mankoff

Cartoon & Humor Editor; Humorist; President, CartoonCollections[.]com; Founder of The Cartoon Bank

Brian Thomas Swimme

Professor of Philosophy, Cosmology & Consciousness; Author of "The Hidden Heart of the Cosmos"

Calvin Trillin

Author, Columnist, Humorist & Political Satirist

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Carol Gilligan

Human Condition Psychologist & Ethicist; Founder of Difference Feminism

Charles Best

Founder and Former CEO, DonorsChoose.org

From Classroom To Crowdfunding

Christian Madsbjerg

Founder, ReD Associates Co-author, "The Moment of Clarity"

Christian Wiman

Award Winning Poet & Memoirist Essayist, Editor, Critic, Translator