When most people think about the problem of mis- and disinformation, they think first of social media platforms like Facebook and Twitter. But how might the affordances of search engines, when used by ideologically motivated individuals, contribute to an unhealthy information ecosystem? Dr. Francesca Tripodi has a new book out on the subject, The Propagandists' Playbook: How Conservative Elites Manipulate Search and Threaten Democracy, which I had the chance to discuss with her this week.