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Experiment on YouTube shows potential to ‘inoculate’ millions of users against misinformation

Press release issued: 24 August 2022

Briefly exposing social media users to tricks behind misinformation boosts awareness of dangerous online falsehoods, even amid intense ‘noise’ of the world’s second-most visited website, new research finds. Google is set to deploy an anti-disinformation campaign based on the findings.

Short animations giving viewers a taste of the tactics behind misinformation can help to “inoculate” people against harmful content on social media when deployed in YouTube’s advert slot, according to a major online experiment.

Working with Jigsaw, a unit within Google dedicated to tackling threats to open societies, a team of psychologists from the universities of Cambridge and Bristol created 90-second clips designed to familiarise users with manipulation techniques such as scapegoating and deliberate incoherence.

This “pre-bunking” strategy pre-emptively exposes people to tropes at the root of malicious propaganda, so they can better identify online falsehoods regardless of subject matter. 

Researchers behind the Inoculation Science project compare it to a vaccine: by giving people a “micro-dose” of misinformation in advance, it helps prevent them falling for it in future – an idea based on what social psychologist’s call “inoculation theory”.  

Paper: Roozenbeek J et al. (2022). Psychological inoculation improves resilience against misinformation on social media. Science Advances.

Read the full University of Bristol press release

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