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In this week’s edition we have confirmation from the Metropolitan Police Service that the decision to remove commander and chief inspector ranks has been overturned, a survey shows 90 per cent of West Yorkshire Police officers feel they should be armed with Taser, and the National Crime Agency has asked law enforcement to learn from its experiences of tackling domestic violence to address modern slavery. There is lots more news and features including: Popular patrols Despite its proven benefits for crime prevention, hot spot policing has been criticised for leading to bias and disproportionate targeting of certain communities. Professor David Weisburd argues that not only is this not the case, policing can continue to use the tactic while gaining in legitimacy. Robocops for real Autonomous robots are increasingly taking on police and security roles in many parts of the world, often at a fraction of the cost of their human counterparts. Police Professional looks at the technical, logistical and ethical considerations behind the trend. Directions of impairment As results from a national crackdown suggest officers are getting better at identifying people who get behind the wheel after taking narcotics – and drink-driving casualties continue to rise – Police Professional explores whether the time is right to change gear on what counts as ‘under the influence’. Point of origin Isotopes could help identify where drugs began their journey to the UK, of particular concern when the threat from new sources of opiates looms large at the borders. To view the edition click here