mehdi branjzadeh

 This study was conducted to meta-analyze the researches related to the role and position of police in restorative justice and crime prevention in Amin University of Law Enforcement Sciences and out-of-university research. Therefore, the purpose of this study is to use meta-analysis method to analyze Combining the results of studies on the relationship between police and restorative justice are among the researches found by the researcher, including research projects, scientific research, and master's and doctoral dissertations.

 In order to perform the present meta-analysis, 46 related studies conducted in 2007-2009 with the aim of assessing the relationship between the role and position of the police in restorative justice and crime prevention practices were selected. Selected surveys have been conducted by survey method and using survey tools in different statistical communities and in terms of reliable metrics. In the first step of evaluating selected studies, assumptions of homogeneity and publication error, the findings of this study indicate the heterogeneity of the size of the work and the lack of bias in the publication of the studied studies. it placed.

 The results of the combination of studies and coefficients of effect indicate that the role or coefficient of role of police actions with a focus on preventive action in the field of restorative justice is equal to 0.51, which according to Cohen's interpretive system, this rate is highly effective and also Considering the type of preventive measures as a variable, this coefficient has been evaluated for group and restorative sessions (0.52) above mediation (0.40).

 The results of the study indicate that: the performance provided by the police has been effective in restorative justice; However, this rate is higher than mediation between group and restorative sessions. The specialized and professional actions of the police in group and remedial meetings are beyond mediation and pave the way for achieving the goals of restorative justice in order to fulfill and perform the assigned tasks.