Matt Taibbi is a journalist and author. He has reported on politics, media, finance, and sports, and has authored several books including: Insane Clown President, Griftopia, and The Business Secrets Of Drug Dealing.

Brian Redban is a comedian and the founder of the Deathsquad podcast network.

Dr. Debra Soh is a former sex researcher, neuroscientist, columnist, and podcast host. She is the co-host with Jonathan Kay of "Wrongspeak" available on iTunes & Google Play.

Dennis McKenna is an ethnopharmacologist, author, and brother to well-known psychedelics proponent Terence McKenna. His new book "Ethnopharmacologic Search for Psychoactive Drugs: 50 Years of Research (1967-2017)" is available here: http://...

Ari Shaffir is a stand-up comedian and also hosts the podcasts Ari Shaffir’s Skeptic Tank & Punch Drunk Sports. See Ari at this year's Edinburgh Festival Fringe from August 3-27.

Ted Nugent is a singer-songwriter, guitarist, hunter and activist.

Joe is joined by Brendan Schaub & Bryan Callen to discuss upcoming fights.

Jeff Garlin is a comedian, actor, producer, director, and writer.

Erik Griffin is a stand-up comedian, writer and actor. His new special "AmERIKan Warrior" premieres on June 8 on Showtime, and he can be also be seen in the Showtime show "I'm Dying Up Here."

Robert Schoch is an associate professor of Natural Sciences at the College of General Studies, Boston University. He has been best known as a proponent of the Sphinx water erosion hypothesis. Check out links to more of his work at http://ro...

Kevin Smith is a filmmaker, actor, comedian, public speaker, comic book writer, author, and podcaster.

Candice Thompson is a comedian, writer, and actor. Check out her podcast called "The Struggle w/ Candice Thompson" here: http://www.candicethompsoncomedy.com/the-struggle-podcast

Candace Owens is the communication director for Turning Point USA, which is an American conservative nonprofit organization whose stated mission is "to educate students about true free market values."

Abby Martin is a journalist and host of the "The Empire Files" -- http://theempirefiles.tv

Joe sits down with former two-time Bellator Lightweight Champion Michael Chandler.