Gun Violence
Knowing what to do starts with knowing what works, and what hasn't. CrimeSolutions helps practitioners and policymakers understand what programs & practices work, are promising, or haven't worked yet.
On this page you can find programs and practices related to Gun Violence. Select "Search Filters" to narrow down the list by rating, extent of evidence, and many other aspects of the programs or practices. Skip to Practices
CrimeSolutions’ ratings are assigned from standardized reviews of rigorous evaluations and meta-analyses. While we encourage you to learn more about this process, you don’t need to in order to benefit from it. Our clear ratings and profiles can help you determine if a program or category of program is worth pursuing.
| Icon | Rating | Description |
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Effective | Implementing the program, or a program encompassed by the practice, is likely to result in the intended outcome(s). |
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Promising | Implementing the program, or a program encompassed by the practice, may result in the intended outcome(s). |
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Ineffective | Implementing the program, or a program encompassed by the practice, is unlikely to result in the intended outcome(s). |
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Negative Effects | Implementing the program, or program encompassed by the practice, will not result in intended outcome(s) and may result in harmful effects. |
Programs
| Title | Evidence Rating | Topics | Summary | RCT | ||
|---|---|---|---|---|---|---|
| Program Profile: Denver (Colorado) Crime Gun Intelligence Center |
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Violent crime, Assault, Gun violence, Homicide, Robbery, Law enforcement, Arrests, Databases, Evidence, Policing strategies, Crime prevention, Prosecution, Courts, Law enforcement operations, Investigations | The program focuses on reducing violent gun crime by disrupting the cycle of gun violence by relying on forensic science and data analysis to identify, investigate, and prosecute individuals who use guns in criminal activity, and the sources of their guns. The program is rated Promising. The program did not significantly affect homicides or aggravated assaults with a firearm but was shown to significantly reduce violent crime and robbery with a firearm. Date Posted: |
None | ||
| Program Profile: Geographically Based Focused Deterrence Intervention (Midwest) |
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Gang Crime, Gun violence, Law enforcement, Crime prevention | This was a focused deterrence intervention designed to reduce the presence of gun violence and gang activity. The program is rated Promising. There was a statistically significant reduction in confirmed shots fired, residents’ reports of hearing gunshots, and residents’ reports of seeing gang activity. However, there was no statistically significant impact on calls for service for shots fired. Date Posted: |
None | ||
| Program Profile: Detroit (Mich.) Ceasefire |
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Gang Crime, Gun violence, Databases, Problem-oriented policing, Crime prevention, Victimization, Gangs, Arrests, Victims of crime | This is a focused deterrence police strategy that was designed to reduce gang- and group-related violence in Detroit, Mich. The program is rated Ineffective. There were no statistically significant differences found for weapons arrests or shooting victimizations for participants in two age groups (15–24 and 25–34). The program did show a statistically significant reduction in all arrests and violent arrests for individuals who attended the Detroit Ceasefire call-in meetings. Date Posted: |
None | ||
| Program Profile: Philadelphia (Pa.) Focused Deterrence Strategy |
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Gang Crime, Gun violence, Violent crime, Crime prevention, Gangs | This was a focused deterrence violence-reduction strategy involving enforcement and services to targeted individuals to address gun and gang violence. The program is rated Promising. There were statistically significant reductions in community-level criminal shootings in treated areas, compared with matched comparison areas, and in shootings around treated gang territories, compared with areas around matched comparison gang territories, at 2 years’ postimplementation. Date Posted: |
None | ||
| Program Profile: Rockford (Ill.) Area Violence Elimination Network (RAVEN) |
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Gun violence, Parole, Problem-oriented policing, Community corrections, Corrections, Crime prevention, Violent crime, Policing strategies, Sanctions, Arrests | This is a parole-based, focused deterrence intervention. The goal of the program is to reduce community-level firearm violence. The program is rated Effective. The intervention was associated with statistically significant reductions in measures of total gun violence, total non-gun violence, and total violence, compared with the synthetic control group. Date Posted: |
None | ||
| Program Profile: Project Safe Neighborhoods (Tampa, FL) |
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Gun violence, Databases, Problem-oriented policing, Crime prevention, Sentencing, Courts, Arrests | This initiative involves proactive policing, enhanced enforcement, sentences for individuals who repeatedly offend, and collaboration among multiple stakeholders. The program’s goal is to reduce violent crime and gun violence. The program is rated Promising. The implementation of the program led to a statistically significant reduction in violent crime in the treatment group relative to the control group. However, there was no statistically significant impact on the rate of gun crimes. Date Posted: |
None | ||
| Program Profile: Phoenix (Arizona) Police Department Crime Gun Intelligence Center |
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Gun violence, Fusion Centers, Evidence, Databases, Crime prevention, Prosecution, Courts, Policing strategies | This is a collaborative law enforcement effort to collect, manage, and analyze crime gun evidence to identify serial shooters, disrupt criminal activity, and prevent future gun violence. The program is rated Promising. Posttest gun crime cases saw statistically significant increases in the likelihood of arrest, but no statistically significant difference in the likelihood of being charged or convicted, compared with cases in the pretest period. Date Posted: |
None | ||
| Program Profile: Philadelphia (Pa.) Predictive Policing Experiment (3PE) |
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Burglary, Larceny/theft, Motor vehicle theft, Assault, Gun violence, Homicide, Robbery, Vehicles, Patrol, Environmental design, Policing strategies, Property crime, Problem-oriented policing, Crime prevention, Law enforcement operations | This strategy sought to reduce crime in Philadelphia by testing three different patrol strategies. The program is rated Ineffective. Relative to control areas, there was no statistically significant difference in violent or property crimes in areas using one of two of the patrol strategies. Property crimes in an area using one of the strategies saw a statistically significant decrease, while there was a statistically significant increase in violent crime in areas using two of the strategies. Date Posted: |
Randomized Controlled Trial | ||
| Program Profile: Pennsylvania Horticultural Society’s Vacant Lot Greening Program |
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Burglary, Larceny/theft, Gun violence, Robbery, Environmental design, Crime prevention, Property crime, Juvenile delinquency, Juvenile (under 18), Assault, Gun violence, Violent crime, Public order offenses, Crime prevention | This was an intervention to reduce crime and delinquency in urban areas by remediating vacant land. The program is rated Promising. Compared with the control area, treatment areas experienced statistically significant reductions in gun assaults, burglary, nuisances, shootings (overall and per kilometer), and all crimes overall. However, the intervention showed mixed results with regard to drug offense rates and no statistically significant effect on robbery/theft rates. Date Posted: |
Randomized Controlled Trial | ||
| Program Profile: Milwaukee’s (Wis.) Closed-Circuit Television Camera Program |
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Burglary, Larceny/theft, Motor vehicle theft, Assault, Gun violence, Homicide, Robbery, Sensors/Surveillance, Surveillance, Environmental design, Traffic laws, Traffic law enforcement, Law enforcement operations, Closed Circuit Television (CCTV), Arrests, Equipment and technology | This is a police-operated public surveillance program that seeks to reduce crime and increase crime clearances (i.e., arrests) by installing new closed-circuit television cameras at high-crime, high-traffic intersections in Milwaukee (Wis.). The program is rated Promising. Intersections in intervention areas where new cameras were installed had a statistically significant higher rate of crime clearances for all crime types, compared with intersections in comparison areas. Date Posted: |
None |
