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Guidance document for review authors

The Crime and Justice Group (CCJG) have written a new version of the document "Expectations and Guidance for Systematic Review Authors", revised March 2009.

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CCJG receives funding from NPIA

The Campbell Collaboration Crime and Justice Group has been awarded an important grant by the UK National Policing Improvement Agency.

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9th Annual Jerry Lee Crime Prevention Symposium

Registration is now open for the 9th Annual Jerry Lee Crime Prevention Symposium to be held April 27-28, 2009. Once again, the focus of the Symposium is on the work of the Campbell Collaboration's Crime and Justice Group.

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Call for Steering Committee Nominations

We are now reopening our call for nominations and will discuss candidates at our next Committee meeting in Stockholm this June. 

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Crime falls with Neighborhood Watch

Neighborhood Watch programs are associated with a reduction in crime, according to a new review published by the Campbell Collaboration.

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Promising results for mentoring programs

Mentoring programs can reduce crime and associated problems, but more rigorous research is needed, according to a new systematic review published by Campbell.

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CCTV has modest impact on crime

Closed-circuit television (CCTV) has a modest desirable effect on crime, especially on vehicle crimes in car parks, according to a new Campbell review.

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Second responder programs - no effect on abuse

Second responder programs for family violence do not affect the likelihood of new incidents of violent abuse, according to a systematic review published by The Campbell Collaboration.

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Problem-oriented policing has modest impact

Problem-oriented policing has a modest impact on crime and disorder, according to a new Campbell-review.

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Worth treating serious juvenile offenders

Treating serious juvenile offenders in secure corrections pays off. A new Campbell systematic review shows that treatment programs with cognitive elements in particular reduce relapse into crime, and especially relapse into serious crime.

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