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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Individuals – Ariel et al. (2019)

Proactive engagement of prolific offenders led to lower offending in treated groups

Individuals – Bennett et al. (2018)

Truancy intervention led to a non-significant decrease in offending among treated students, despite control students experiencing a significant increase in offending over the same time period

Individuals – Brennan et al. (2018)

Early diversion program for low-risk female offenders did not significantly impact the probability of rearrest or the time to rearrest

Individuals – Ridgeway et al. (2011)

Letter to gun buyers informing them about gun laws has no impact on likelihood gun will become crime gun

Individuals – Saunders et al. (2016)

Predictive policing intervention targeting individuals at high risk for gun violence did not significantly impact the likelihood of becoming a shooting or homicide victim

Individuals – Uchida et al. (2019)

Focused deterrence program led to quicker recidivism for treatment participants

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