I suspect there are far more than we would want to contemplate.
I have come to the conclusion over the last 20 or so years that the federal government is overrun with people who should not be permitted to roam free.
As I have advocated before, every government employee should be required to take the PCL-R test or its successors.
Identifying psychopaths and rating the level is relatively easy. This article is a bit silly to insinuate that it’s a new thing.