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What Is the Halo Effect in Psychology? Examples & Impact
The halo effect is a cognitive bias where one positive trait of a person or brand creates an overall positive impression that influences our judgment of other, unrelated traits. It was formally named by psychologist Edward Thorndike in 1920 , and his study of 137 Aviation Cadets showed that evaluators let one favorable impression spill into ratings of separate qualities.
Jun 21, 2026