Definition
.Category that brings together a set of initiatives, practices or types of interventions that share the same strategic focus ("what" they intend to do and/or problems they intend to solve or mitigate) and the same forms of action and approach ("how" they intend to address problems and advance their purposes).
135
Evaluated cases
Definition
These are examples of practical application of each type of solution included in the platform. They correspond, in general, to specific initiatives or programs through which a set of activities are implemented, developed and executed in an articulated manner, seeking to mobilize a set of resources (physical, human, financial or technological) in favor of the realization of a common objective and purpose and the achievement of a set of clearly identified and specified results.
42
Effective cases
Definition
.The classification of a case as "effective" means that there is consistent and robust evidence (i.e., assessed by research using Maryland Scale Level 5 methodology) that the implementation of the program/initiative contemplated in that case generated a positive impact on the intended and evaluated outcome variables ("outcomes").
Activate the filters and/or select one of the solution types below to view details of existing evidence and examine practical application cases.
Policing of Drug Outlets
Promising
.
.
.
.
.
Has reduced drug-related crime (although the effectiveness varies according to the modality of application). There is no conclusive evidence of the reduction of violence in drug markets.
DNA Tests for Police Investigations
Promising
.
.
.
.
.
Has increased the police’s ability to identify offenders (especially for property and sexual crimes).
Police Interview and Interrogation Methods
Promising
.
.
.
.
.
In general, they increase the likelihood of obtaining confessions. However, depending on the method, the likelihood of false confessions can be increased or decreased.
Ballistic Analysis Technology
No Systematic Review
.
.
.
.
.
There are preliminary indications that it could lead to an increase in the number of suspects identified in police investigations.
Procedural Justice (Police Agencies)
Promising
.
.
.
.
.
Has increased trust in, legitimacy of, and satisfaction with the police, as well as compliance and cooperation with the police. Has produced modest effects in terms of reducing recidivism.
Body Cameras
Mixed Evidence
.
.
.
.
.
The evidence is mixed regarding the abusive use of force and the victimization of police officers.
Neighborhood Watch
Mixed Evidence
.
.
.
.
.
Has produced positive effects on crime reduction (primarily theft/home burglaries), but no effect on victimization.
Police Visit Due to Domestic Violence
Mixed Evidence
.
.
.
.
.
May reduce family violence when it takes place within 72 hours, but may increase violence when it takes place after 72 hours.
Police Youth Redirection Programs
Effective
.
.
.
.
.
The most recent and robust evidence points to a positive impact on reducing the criminal involvement of low-risk adolescents.
Some types of solutions were not included in the Evidence Bank due to the absence of systematic reviews and meta-analyses that have evaluated them, or due to weaknesses identified in existing evaluations. Click here to see the list of types identified but not included in the Evidence Bank.
Search for types of solutions or evaluated cases
Enter keywords and use the filters to find the most relevant evidence for your area of expertise/interest
Community of Practice
Connect with sectoral leaders, participate in initiatives and discussions, and access news, techniques and tools relevant to evidence-based policymaking.
Send us your study!
Have you participated in impact evaluation studies of interventions to prevent crime, violence or disorder? Send us your study. It will be evaluated and may be included in the Evidence Bank!
Contact us