The difficulty of profiling killers

[image error]The Guardian has a compelling yet disturbing article on criminal profilers and how the practice is attempting to recover from the early days of profiler 'experts' who based their predictions on little more than guesswork, sometimes with disastrous results.

It's written by journalist Jon Ronson who takes an incisive look into the history of criminal profiling in the UK and the impact of the Rachel Nickell case where a profiler wrongly implicated a man who spent 14 months in custody while the...