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Differentiating Social and Moral Norms in Perceived Internalization
Paul Deutchman1,2, Fiona Y Yang2,3
1Philosophy, Politics, & Economics, Center for Social Norms and Behavioral Dynamics, University of Pennsylvania, Philadelphia, PA 19104, USA.
Behavioral Sciences (Basel, Switzerland)
|May 27, 2026
Summary
Harm behaviors are perceived as most internalized, distinguishing moral norms from social norms. This suggests harm perceptions drive norm internalization and adherence.
Area of Science:
- Social Psychology
- Moral Psychology
- Norm Cognition
Background:
- Distinguishing between moral and social norms is crucial for understanding human behavior.
- Norm internalization, or the extent to which individuals adopt norms as their own, varies across different types of norms.
Purpose of the Study:
- To investigate how people perceive different types of moral behaviors.
- To determine if perceptions of behavior help differentiate between moral and social norms.
- To examine the role of internalization in norm perception.
Main Methods:
- A preregistered study with 535 participants was conducted.
- Participants were assigned to one of five norm types (conventional, fairness, harm, generosity, purity) and presented with behaviors.
- Measures assessed intrinsic motivation, belief importance, and reputational concerns to capture internalization differences.
Main Results:
- Harm behaviors were perceived as the most internalized, while conventional behaviors were the least.
- Perceptions of harm partially explained differences in intrinsic motivation across behavioral domains.
- These findings suggest harm perceptions underlie the distinction between internalized moral norms and social norms.
Conclusions:
- Significant differences exist in how individuals perceive and internalize social and moral norms.
- Harm perception appears to be a key factor in distinguishing moral norms from social norms.
- This research advances the understanding of norm cognition and the psychological mechanisms of internalization.
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