Last month the Global Law Enforcement & Public Health Association (GLEPHA) published a series of reports as part of the ‘Envisaging the future of policing and public health’ project, covering a range of topics including harm reduction, diversion, and policing mental health; in the fourth in a series of seven articles, Policing Insight’s Thomas James looks at GLEPHA’s report on violence prevention programmes and police partnership from England, Iraq, Mexico and Fiji.