Greg Fitzsimmons is a writer and stand-up comedian. He also hosts his own podcast "FitzDog Radio" available on Spotify. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Chris Cage is the founder of Greenbelly Meals and also the author of How To Hike The Appalachian Trail: A Comprehensive Guide to Plan and Prepare for a Successful Thru-Hike. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Lawrence Krauss is a theoretical physicist, cosmologist, best-selling author, producer, actor, and science and public policy advocate. His latest book The Greatest Story Ever Told So-Far is available now -- http://krauss.faculty.asu.edu/ Learn more about your ad choices. Visit podcastchoices.com/adchoices

Justin Wren is an American MMA fighter. Justin is currently fighting in the Heavyweight division of Bellator to help raise more awareness for helping the Pygmy people of the Democratic Republic of the Congo. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Colin Moriarty is the co-founder of Kinda Funny and creator of Colin's Last Stand, a new series of videos about history and politics. Colin's Last Stand - https://www.youtube.com/channel/UCe3Dpne2qWldzpuiOd9hPLw Learn more about your ad choices. Visit podcastchoices.com/adchoices

Robb Wolf is a former research biochemist, health expert, and author of the New York Times bestselling The Paleo Solution. His new book Wired To Eat is available now. Learn more about your ad choices. Visit podcastchoices.com/adchoices

John Dudley is a pro archer and host of "Nock On TV." Check out his podcast "Nock On" available on Spotify. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Julie Kedzie is a retired mixed martial artist, and is currently doing commentary for Invicta Fighting Championships. Learn more about your ad choices. Visit podcastchoices.com/adchoices

TJ Kirk is a professional ranter, author, and the creator of the YouTube channel, The Amazing Atheist. He is also a co-host of The Drunken Peasants Podcast available on Spotify. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Jim Norton is a stand-up comedian, radio personality, author, and actor. His latest special "Mouthful of Shame" is available now on Netflix. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Will MacAskill is a philosopher and notable figure within the effective altruism movement. He is a tutorial fellow in philosophy at Lincoln College, Oxford. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Joe is joined by Brendan Schaub, Bryan Callen, and Eddie Bravo to watch the fights on March 11, 2017. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Dan Peña is a businessman and high-performance business coach. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Arian Foster is a former NFL running back. He played college football at Tennessee, and was signed by the Houston Texans as an undrafted free agent in 2009. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Tom Papa is a comedian, actor, writer and television/radio host. His latest special "Human Mule" is coming to HULU beginning on March 8, and you can also listen to his podcast "Come To Papa." Learn more about your ad choices. Visit podcastchoices.com/adchoices

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” available on Spotify. Alberto Gallazzi is a world-renowned strength and conditioning coach. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Rory Albanese is a comedian, comedy writer and television producer. He was an executive producer and writer for The Daily Show with Jon Stewart and also appeared on The Nightly Show with Larry Wilmore. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Whitney Cummings is a stand up comedian and actress. She is best known as the creator and star of the NBC sitcom Whitney, as well as the co-creator of the CBS sitcom 2 Broke Girls. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Philip DeFranco is a popular YouTube and internet personality. He hosts "The Philip DeFranco Show" where news stories are discussed every Monday-Thursday. Learn more about your ad choices. Visit podcastchoices.com/adchoices

Dominick Cruz is a mixed martial artist and former two-time UFC Bantamweight Champion. He also is a UFC Color Commentator & Analyst on FOX. Learn more about your ad choices. Visit podcastchoices.com/adchoices