Breaking Harmony Square: A game that “inoculates” against political misinformation

We present Harmony Square, a short, free-to-play online game in which players learn how political misinformation is produced and spread. We find that the game confers psychological resistance against manipulation techniques commonly used in political misinformation: players from around the world find social media content making use of these techniques significantly less reliable after playing, are more

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PDF] Breaking Harmony Square: A game that “inoculates” against political misinformation

How to “inoculate” against multimodal misinformation: A conceptual replication of Roozenbeek and van der Linden (2020)

Countering Misinformation: Evidence, Knowledge Gaps, and Implications of Current Interventions: European Psychologist: Vol 28, No 3

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Sander van der Linden on X: Great to see the US Mission to NATO @USNATO spread the word about our #prebunking research! Harmony Square game prebunks common strategies used in political misinformation (

PDF) Breaking Harmony Square: A game that “inoculates” against political misinformation

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How to “inoculate” against multimodal misinformation: A conceptual replication of Roozenbeek and van der Linden (2020)

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Countering misinformation: Evidence, knowledge gaps, and implications of current interventions.