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Considering multiple criteria for social categorization can reduce intergroup bias.

Natalie R Hall¹, Richard J Crisp

¹School of Psychology, University of Birmingham, UK. nrh873@bham.ac.uk

Personality & Social Psychology Bulletin

|September 7, 2005

Summary

Considering multiple social categories can reduce intergroup bias. Unrelated alternative classifications are key to minimizing prejudice by increasing cognitive complexity.

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Area of Science:

Social Psychology
Cognitive Science

Background:

Intergroup bias is a pervasive social phenomenon.
Existing research suggests interventions can mitigate prejudice.

Purpose of the Study:

To investigate if considering multiple social categorization criteria reduces intergroup bias.
To determine the role of related versus unrelated categorizations in bias reduction.

Main Methods:

Two experiments were conducted.
Participants considered alternative social classifications beyond an initial salient dichotomy.
Control conditions were used for comparison.

Main Results:

Generating alternative, unrelated social classifications significantly reduced intergroup bias.

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Related categorizations did not reduce bias, unlike unrelated ones.

Conclusions:

Increasing categorical complexity is an effective strategy for bias reduction.
Unrelated alternative categorizations are crucial for mitigating intergroup prejudice.