Why the backfire effect does not explain the durability of political misperceptions.
Level 5 - mechanism / opinion, no new human data
Level 5 by design analogy; narrative review and expert commentary without systematic search methodology.
PubMed 33837144 · doi:10.1073/pnas.1912440117
What was done
The author conducted a narrative review synthesizing literature on the "backfire effect" to evaluate its role in the durability of political and scientific misperceptions.
What was found
The abstract reports no quantitative metrics or effect sizes. It reports that corrective information typically improves belief accuracy, counter to claims of widespread backfire effects. However, the beneficial effects of fact-checking often decay or are overridden by persistent cues from media and political elites.
Why it matters
It redirects communication strategies away from preventing hypothetical backfire effects and toward addressing elite cueing and the linkages between group identities and false claims.
Limits
The abstract describes a narrative review and does not report systematic review methodology, quantitative synthesis, sample sizes, or formal risk of bias assessment.
Cited by
- contradicts In a political psychology study, presenting objective counterevidence to Democrats and Republicans reinforced their pre-existing beliefs as strongly as supportive information.