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perception
One visible flaw blinds you to everything else.
The horns effect is the negative manifestation of the halo effect, a phenomenon first described by Edward Thorndike in his 1920 paper 'A Constant Error in Psychological Ratings.'
Thorndike did not publish a paper titled 'The Horns Effect'; this is a misnamed reference.
A single negative impression acts as a filter for all future information.
Where this comes from
- Study
- Thorndike, 1920, The Horns Effect
- What the check found
- The phenomenon is accurate, but the source citation is a misattribution of the title. Thorndike did not publish a paper titled 'The Horns Effect'.
- Confidence
- Solid, with limits
Related
One of these every day, and every one names the study it came from. When a finding is contested, it says so.