Today on Scope Conditions, can we teach voters how to tell truth from lies? Around the world, governments and political parties wield misinformation as a powerful political weapon – a weapon that is massively amplified by social media. A large and growing literature has investigated how misinformation spreads and ways of combating it – from corrections and warning-labels to educational programs designed to inoculate citizens against untruths. Yet most of what we know about misinformation and...