John Carmack is a computer programmer, video game developer and engineer. He co-founded id Software and was the lead programmer of its video games Commander Keen, Wolfenstein 3D, Doom, Quake, Rage and their sequels. Currently he is the CTO...

Penn Jillette is a magician, actor, musician, inventor, television personality, and best-selling author best known for his work with fellow magician Teller as half of the team Penn & Teller. Check out his podcast called "Penn's Sunday Schoo...

Joe is joined by current Glory Kickboxing World champion Cedric Doumbe.

Neil deGrasse Tyson is an astrophysicist, cosmologist, author, and science communicator.

Steve Aoki is a musician, author, DJ, record producer and music executive. His new book called "Blue: The Color of Noise" is available now.

Joe sits down with former boxer and current ESPN analyst Andre Ward, who retired from professional boxing with an undefeated 32-0 record.

Whitney Cummings is a stand up comedian, actress, writer, and producer. Check out her new stand up special "Can I Touch It?" that is now streaming on Netflix.

Jim Gaffigan is an actor and stand up comedian. His new stand up special "Quality Time" will premiere August 16th on Amazon Prime.

Fahim Anwar is an actor and stand up comedian. Check out his special on Amazon called "Fahim Anwar: There's No Business Like Show Business". **Recording Note: The recording/encoding of this file was corrupted and slight sync/speed issues...

Joe is joined by Andy Ruiz, the first boxer of Mexican heritage to become World Heavyweight Champion.

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

Joe is joined by current WBO Welterweight champion, Terence Crawford and his coach, Brian “Bo-Mack” McIntyre.

Joe is joined by Brendan Schaub to discuss some recent and upcoming fights.

Joe is joined by former welterweight fighter and UFC commentator, Dan Hardy.

Joe is joined by Glory Kickboxing Heavyweight Champion Rico Verhoeven.