ORCID

https://orcid.org/0009-0008-0001-0643

Date of Award

Spring 2026

Language

English

Embargo Period

4-27-2026

Document Type

Master's Thesis

Degree Name

Master of Arts (MA)

College/School/Department

Department of Psychology

Program

Psychology (Master's)

First Advisor

Cynthia Najdowski

Committee Members

Cynthia Najdowski, Anna Reiman

Keywords

vigilantism, citizen’s arrest, police legitimacy, trust

Subject Categories

Social Psychology

Abstract

Recent cases in which civilians involved themselves in the crime control process have garnered divided reactions, with some people supporting and others disapproving the civilians’ actions. Although existing research shows that perceptions of the police predict support of civilians involved in crime control, exact directions of the effects conflict. I address these conflicting findings by examining how people conceptualize police legitimacy and trust in the police, whether those conceptualizations align with scholarly definitions of legitimacy and trust, and explore if the two constructs differentially predict support of vigilantism. Additionally, I explore whether people approve of two types of civilian crime control, vigilantism and citizen’s arrest, differently. Lastly, I explore how perceived police legitimacy and trust in the police are related to people’s perceptions of citizen’s arrests, a possibility previously left unexamined. Whereas some participants believe police legitimacy and trust in the police to mean different things, other participants conflated them. I also found that trust negatively predicted approval of vigilantism. Lastly, perceived police legitimacy had a positive relation with approval of citizen’s arrest, specifically when people defined citizen’s arrest appropriately. Furthermore, people did not approve of vigilantism and citizen’s arrest differently. Suggestions for future research and implications are discussed.

License

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

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