Danny Lavery welcomes Jessica Nordell, a science journalist and the author of the book The End of Bias: A Beginning. Lavery and Nordell take on two letters. First, from a letter writer who’s at her wits end with her friend’s racist comments. Another letter writer has caught her friend faking the symptoms of autism. Plus a deep dive into Nordell’s book, The End of Bias: A Beginning. Give the gift of Plus to a fellow Slate fan and they’ll receive all the benefits of membership: unlimited reading, ad-free listening, bonus content, and so much more. Learn more here. Need advice? Send Danny a question here. Email: mood@slate.com Production by Phil Surkis