Adam Scorgie is an independent filmmaker, most commonly known for his work on The Culture High, The Union: The Business Behind Getting High & Ice Guardians. http://www.theculturehigh.com/

Joe is joined by Brendan Schaub, Bryan Callen, and Tony Hinchcliffe to watch the fights on June 20, 2015. http://podcasts.joerogan.net

Joey “CoCo” Diaz is a Cuban-American stand up comedian and actor. Joey also hosts his own podcast called “The Church of What’s Happening Now” http://www.joeydiaz.net http://podcasts.joerogan.net

Ari Shaffir is a stand-up comedian and hosts his own podcasts “Ari Shaffir’s Skeptic Tank.” He also has a special premiering on Comedy Central, March 13th, 2015 at 11:59pm called "Passive Aggressive" - Available now at arishaffir.com http:...

Kevin Folta is a land-grant scientist exploring ways to make better food with less input, also learning and teaching how to effectively communicate science to the public. He is also a professor in and chairman of the Horticultural Sciences...

Les Stroud is a Canadian musician, filmmaker, and survival expert best known as the creator, writer, producer, director, cameraman and host of the television series Survivorman. New episodes of Surivorman begin airing on The Science Channel...

Jonathan Gottschall is an American literary scholar specializing in literature and evolution. He teaches at Washington and Jefferson College in Pennsylvania and his latest book, The Professor in the Cage, is available now. http://jonathango...

Remi Warren is a hunter, adventurer, and videographer. His new show "Apex Predator" is on the Sportsman Channel and available at http://apexpredator.tv

Greg Proops is a stand-up comedian, also well-known for his improv comedy on the show "Whose Line is it Anyway?" He currently hosts his own podcast called "The Smartest Man In The World" and has a new book available in May 2015 called "The...

Neal Brennan is a stand-up comedian, actor, writer, director and producer. He is known for co-creating and co-writing "Chappelle's Show" with Dave Chappelle.

Vinny Shoreman is a mind coach and kickboxing & muay thai commentator and coach. http://www.vinnyshoreman.com/

Duncan Trussell is a stand-up comedian, and host of his own podcast “The Duncan Trussell Family Hour”.

Aubrey de Grey is an English author and theoretician in the field of gerontology and the Chief Science Officer of the SENS Research Foundation. http://sens.org/

Rich Roll is a plantpowered wellness advocate, bestselling author, ultra-athlete and host of "The Rich Roll Podcast" available on iTunes. http://www.richroll.com/

Duncan Trussell is a stand-up comedian, and host of his own podcast “The Duncan Trussell Family Hour”. http://podcasts.joerogan.net http://duncantrussell.com