Search the Matrix

What strategies can be effective in reducing crime and disorder in policing? The Evidence-Based Policing Matrix is a research-to-practice translation tool that organizes moderate to very rigorous evaluations of police interventions visually, allowing agencies and researchers to view the field of research in this area. The Matrix is updated with all qualifying studies each year.

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Groups — Bynum & Varano (2003)

Aggressive patrol and order maintenance anti-gang initiative associated with substantial reported crime decreases in two target precincts

Groups – Fritsch et al. (1999) Saturation patrol

Undirected, saturated patrol has no impact on crime

Groups – Roman et al. (2005)

Gang crackdown led to no significant decrease in violent crime or drug offenses

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