There’s still no scientific way to know who’s about to start shooting

Why we’re not better at predicting mass shooters:

‘There have been 306 school shootings since 2013, or about one a week, according to Everytown. Each time such a tragedy occurs, we’re first reminded of the easy availability of assault weapons followed quickly by blame assigned to the people — local police, psychologists, social workers — who failed to identify the perpetrator as a danger to their community. But this kind of hindsight is unfair. The truth is there’s been amazingly little coordinated study of the psychology behind mass shooters and very little consensus as to what those warning signs might be. A new review of such research was compiled by sociologist Michael Rocque and criminologist Grant Duwe and is in the February issue of Current Opinion in Psychology….’

Via Big Think