After Joe Rogan was accused of spreading Covid-19 vaccine misinformation on his podcast, Spotify landed in the hot seat. People (including us!) wanted to know what the platform was doing to stop it. In this episode, we look into how tech platforms are fighting misinformation — and find out what actually works. To find out we speak to Professor David Rand, Professor Hany Farid, Laura Edelson and evelyn duoek.  Find our transcript here: https://bit.ly/3BOEsOo  This episode was produced by Michelle Dang, Rose Rimler, and Wendy Zukerman with help from Meryl Horn, Ekedi Fausther-Keeys, and Rasha Aridi. We’re edited by Blythe Terrell, with help from Caitlin Kenney. Fact checking by Nick DelRose. Thanks to the researchers we got in touch with for this episode, including Dr David Broniatowski, Dr. Alice Marwick, Dr. Anna Zaitsev, Dr. Homa Hosseinmardi, Dr. Kevin Munger, Manoel Ribeiro, Dr. Rachel Kuo, Jessica Ann Mitchell Aiwuyor, and Nick Nguyen. Very special thanks to Max Green, Casey Newton, Courtney Gilbert, Dr Karl, the Zukerman family and Joseph Lavelle Wilson. Learn more about your ad choices. Visit podcastchoices.com/adchoices