REBROADCAST: This episode looks at how one of the worst ideas in science got a big push from a bad study… and intellectuals of the day lapped it up. We speak to science writer Carl Zimmer and Prof. J. David Smith, whose research helped get to the bottom of this messed-up story. Check out the full transcript here: https://bit.ly/3sZ3m8P This episode was produced by Kaitlyn Sawrey, Wendy Zukerman, and Romilla Karnick with help from Meryl Horn, Rose Rimler, Shruti Ravindran and Nick DelRose. We’re edited by Blythe Terrell, extra editing help from Alex Blumberg and PJ Vogt. An extra thanks to Phoebe Flanagan as well as Emily Ulbricht for help with German translations. Fact checking by Michelle Harris and Nick DelRose. Mix and sound design by Emma Munger and Bumi Hidaka. Music written by Peter Leonard, Bobby Lord and Emma Munger. We also spoke to Professor Peter Visscher for this episode. Thank you. A huge thanks to all the Zukerman Family and Joseph Lavelle Wilson. Learn more about your ad choices. Visit podcastchoices.com/adchoices