Harvard University sociologist Ya-Wen Lei on her new book “The Contentious Public Sphere.”

Shane Burley discusses his new book “Fascism Today: What It Is and How We End It.”

Knight First Amendment Institute’s Katie Fallow on free speech violations in government.

Roosevelt Institute Fellow Dorian Warren discusses the politics of inequality today.

Teresa Bejan of Oxford, on “Mere Civility: Disagreement and the Limits of Toleration.”

Ambassador of the UAE to Russia Omar Saif Ghobash on his book "Letters to a Young Muslim"

Cindy Cohn of the Electronic Frontier Foundation on safeguarding rights in a digital world

Ken Roth, executive director, Human Rights Watch, on securing liberty at home and abroad.

Carole Petersen, director of the Matsunaga Institute, on free thought in the Asia-Pacific.

Jonathan Greenblatt of the Anti-Defamation League, on how social media is enabling bigotry

Caitlin Flanagan of The Atlantic, on political correctness on the American college campus

Jameel Jaffer of the Knight First Amendment Center at Columbia U, on protecting democracy

Elizabeth Hinton talks about her new book From the War on Poverty to the War on Crime.

Alexa Koenig, of the Human Rights Center at UC Berkeley, on crimes against humanity

Martha Minow, Dean of Harvard Law School, talks about the state of America's legal system

Anita Earls of the Southern Coalition for Social Justice on voter suppression at the polls

Public health historian David Rosner on origins of the lead epidemic in Flint and beyond

Former President of Mexico, Ernesto Zedillo of Yale talks about rewriting drug policy.

Becca Heller of the International Refugee Assistance Project, on the migration crisis.

Princeton’s Eddie Glaude talks about the deepening racial chasm in America.