Creator	Role	# of Episodes
Rich Roll Rich Roll is an author.	Host	1548
Adam Skolnick Adam Skolnick is an activist, veteran adventure journalist, and author.... more	Host	6
Dr. Michael Greger Dr. Michael Greger is a physician, author, and professional speaker on public he... more	Guest	2
Dr. Sanjay Gupta Sanjay Gupta is a neurosurgeon and medical reporter.	Guest	1
Dr. Will Bulsiewicz Dr. Will Bulsiewicz is a graduate of Georgetown University School of Medicine an... more	Guest	3
Amanda Palmer Amanda MacKinnon Gaiman Palmer, sometimes known as Amanda Fucking Palmer (AFP), ... more	Guest	2
Dr. Susan David Dr. Susan David is a founder & co-director of the Institute of Coaching at McLea... more	Guest	1
Doug Evans Doug Evans is the author of The Sprout Book, and the founder of Wonder Valley Ho... more	Guest	2
Chase Jarvis Chase Jarvis is an American photographer, director, artist, and entrepreneur. Si... more	Guest	2
Dr. Peter Diamandis Dr. Peter Diamandis is a Greek American engineer, physician, and entrepreneur be... more	Guest	1
Arnold Schwarzenegger Arnold Schwarzenegger is a multifaceted public figure, known for his accomplishm... more	Guest	1
Tim Spector Dr. Tim Spector is an epidemiologist and science writer.	Guest	1
Dr. Philip Goff Dr. Philip Goff is a philosopher of consciousness at Durham Univercity and autho... more	Guest	1
Ari Wallach Ari Wallach is a futurist and social systems strategist. He is the founder and E... more	Guest	1
Chris Hauth Chris Hauth is a former Olympic swimmer and Ultra Endurance Coach in training.... more	Guest	8
Lesley Paterson Lesley Paterson is a Scottish triathlete and triathlon coach, who is the 2011, 2... more	Guest	1
Robin Arzón Robin Arzón is a runner and author of the book Shut Up and Run.	Guest	1
Kevin Roose	Guest	1
Dr. Matthew Walker Dr. Matthew Walker is a scientist and Professor of Neuroscience & Psychology. at... more	Guest	1
Rich Diviney Rich Diviney is a retired Navy SEAL commander, and author of the book The Attrib... more	Guest	1