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Intergroup norms and intergroup discrimination: distinctive self-categorization and social identity effects
J Jetten1, R Spears, A S Manstead
1Department of Social Psychology, University of Amsterdam, The Netherlands. spvJetten@macmail.psy.uva.nl
Journal of Personality and Social Psychology
|December 1, 1996
Summary
In-group norms significantly influence discrimination and fairness. Study findings reveal differences in how experimental and natural groups apply social identity principles regarding in-group bias.
Area of Science:
- Social Psychology
- Sociology
Background:
- Social identity theory explains group behavior through self-categorization and social comparison.
- In-group bias, conformity, and group distinctiveness are key principles influencing intergroup dynamics.
Purpose of the Study:
- To investigate how manipulating in-group and out-group norms affects social identity principles.
- To examine the impact of these principles on in-group bias in both experimental and natural group settings.
Main Methods:
- Study 1: Modified minimal-group paradigm to assess allocation strategies based on manipulated norms.
- Study 2: Examination of in-group bias in natural groups with varying norm similarities and discriminatory content.
Main Results:
- Participants' allocation strategies aligned with in-group norms in experimental settings.
- Dissimilar norms led to increased positive differentiation strategies.
- Natural groups exhibited greater in-group bias when norms were similar and discriminatory.
Conclusions:
- In-group norms are crucial determinants of intergroup behavior.
- Significant differences exist in the application of social identity principles between experimental and natural groups.