The fictitious world of Judge Dredd highlights authoritarianism, including laws against outsiders, walls around cities and rules that deny people basic rights. Are the Dredd comics a cautionary tale?
A controversial law to officially engage Mexico's armed forces in fighting crime has human rights groups dismayed.
The use of drones by authorities has increased around the globe. In the US, drones have been used not only for police surveillance and in operations, but also to patrol its southern borders.
South African police are murdered at a high rate, making funerals and memorial services all too common. What happens and gets said at these services can help us understand aspects of police culture.
The Farlam Commission has called for implementation of plans to demilitarise the police to prevent a recurrence of the Marikana massacre. But, no-one, including Farlam, has set out what this involves.