For decades it has been a shibboleth among some social psychologists that increasingly violent media-television, movies, and video games-increase the risk of violence in society. But now the old guard is being challenged by a new generation of researchers who are calling their theories, methods, data, and sweeping assertions into question. How did social science go so wrong? Ideology, writes Ron Bailey. As one parses the research, it becomes apparent that the old guard actually cannot see how their experiments and studies are a massive exercise in confirmation bias.