To predict the next shooting — in time to do something about it — we need to be looking at more open source data.
In the aftermath of yet another mass shooting in the United States, we find ourselves asking the same questions we’ve asked before: Why did this happen? Were there signs we missed? Could we have prevented this? And while there’s never a satisfying answer as to why, we can usually say that yes, there were signs — and they were missed — and yes, we most likely could have prevented this. Which leads us to the next question: how?