Why write a book about conspiracies and conspiracy theories? In today's behind-the-scenes episode, the guys explore how the Stuff They Don't Want You To Know book came to be, how they chose what to leave in -- and what they're saving for the next one. Order a copy here.

They don't want you to read our book.: https://static.macmillan.com/static/fib/stuff-you-should-read/

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