Long-Lasting Effects of a Prosocial Counter-Misinformation Intervention in an Informational Autocracy

In Study 1, Hungarian voters of the reigning populist party rated misinformation more accurate than real ones. In Study 2, participants were requested to explain six strategies to their grandparents to discern misinformation. Four weeks later, compared to the control group, populist party supporters spotted fake news more effectively (d=0.48).