Ari Shaffir is a stand-up comedian and also hosts his own podcasts "Ari Shaffir's Skeptic Tank" and "Punch Drunk Sports"

Nick Youssef is a stand-up comedian, writer, and actor. Check out his new album 'STOP NOT OWNING THIS' available on iTunes now!

Cara Santa Maria is a science communicator, writer, producer and television personality. Check out her podcast "Talk Nerdy" at her website http://carasantamaria.com http://podcasts.joerogan.net

Abby Martin is an American journalist and also host of "Breaking the Set" for RT America.

Mike Baker is a former CIA covert operations officer. Currently he is the president of Diligence LLC, a global intelligence and security firm.

Jimmy Smith and Ian "Uncle Creepy" McCall join Joe to watch the fight on the evening of June 28, 2014.

Joe Quirk is an speaker, author, and director of communications at the Seasteading Institute. http://podcasts.joerogan.net

Steve Maxwell is an American fitness coach, physical educator, and Brazilian Jiu-Jitsu instructor. He was named one of the top 100 trainers in the USA by Men's Journal.

Joel Salatin is an American farmer, lecturer, and author whose books include "Folks, This Ain't Normal" "You Can Farm" and "Salad Bar Beef"

Randall Carlson is a master builder and architectural designer, teacher, geometrician, geomythologist, geological explorer and renegade scholar.

Alexis Ohanian is an internet entrepreneur, activist and investor, best known for co-founding the social news website reddit, helping launch travel search website Hipmunk, and starting social enterprise Breadpig. He also is the author of be...

Aubrey Marcus is writer, entrepreneur, and adventurer. Some of his writings and experiences can be found on his website, WarriorPoet.us, as well as links to his latest venture, Onnit Labs.

Steve Maxwell is an American fitness coach, physical educator, and Brazilian Jiu-Jitsu instructor. He was named one of the top 100 trainers in the USA by Men's Journal.

Brendan Schaub is a mixed martial artist and also a former college & pro football player. Bryan Callen is an actor and stand-up comedian. Together with Brendan Schaub hosts "The Fighter & The Kid" podcast.

Liam & Dylan Resnekov run VT1 Academy in Austrailia. Liam is a black belt in Gracie Jiu Jitsu and Dylan is the 2009 World Muay Thai Champion.