Online resources

Links to online tools, databases and video presentations relevant to our overview of "What works in policing to reduce crime".

The Campbell Collaboration

The Campbell Collaboration is an international research network that produces systematic reviews of the effects of social interventions in Crime & Justice, Education, International Development, and Social Welfare.  They believe that a systematic and rigorous approach to research synthesis improves the knowledge base for decisions on policy and practice.

Center for Evidence-Based Crime Policy – Building Trust with Communities

In collaboration with the Northern Virginia Criminal Justice Training Academy, the Center for Evidence-Based Crime Policy at George Mason University has created this free training resource to help law enforcement identify positive ways forward in the effort to improve and/or restore trust with the communities they serve.

Cost-Benefit Knowledge Bank for Criminal Justice

Helping practitioners to carry out cost-benefit studies and apply cost-benefit analysis to policy and practice.

Crime and Policing Comparator

Interactive charts published by Her Majesty's Inspectorate of Constabulary, comparing data on recorded crime and ASB, quality of service, finances, and workforce numbers for all police forces in England and Wales.

The decline in crime in New York City

A video presentation by Professor Franklin Zimring (Berkeley, University of California) on his research into the New York crime drop.

Evidence-Based Policing Matrix

A translation tool, hosted in the George Mason University's Center for Evidence-Based Crime Policy (CEBCP); it maps research findings visually to show what works, and provides access to the details of every study.

Global Policing Database (GPD)

The Evidence and Insight Team from the Mayor's Office for Policing And Crime (MOPAC) has worked with experts from the University of Queensland to develop the Global Policing Database.  This is a web-based, searchable database designed to capture all experimental and quasi-experimental evaluations of policing interventions conducted since 1950.

Hot spots of crime and crime prevention

A video presentation by Professor David Weisburd (George Mason University and The Hebrew University, Jerusalem) on crime concentrations and hot spots policing.

Problem-oriented policing: interview with Herman Goldstein

A video presentation featuring the founder of the problem-oriented approach to policing; part one provides a quick overview of what POP is all about.

Problem-oriented policing resources

Access to a huge range of resources for crime and ASB problem-solving developed in the USA, hosted by the Center for Problem-Oriented Policing.

Society of Evidence Based Policing (SEBP)

The Society of Evidence Based Policing is run by EBP enthusiasts alongside their roles as practitioners and academics. The society is made up of police officers, police staff, and research professionals who aim to make evidence based methodology part of everyday policing in the UK. 

Tilley Awards

Examples of winners of this UK award for problem-solving.

 Useful links