Why does misinformation persist, and how does it distort the long-run beliefs and actions of rational agents? We study a model where receivers see an infinite stream of messages from a sender of unknown type who observes private signals about an unknown state of the world. We characterize the...

Why do individuals interpret the same information differently? We propose that individuals follow Bayes' Rule when forming posteriors with one exception: when assessing the credibility of experts, they "double-dip" the data and use already-updated beliefs instead of their priors. Our proposed...