Usually it’s “a toxic cocktail of factors,” says Christopher Kilmartin, a professor of psychological science at the University of Mary Washington in Fredericksburg, Va.
But there’s one topic that’s not getting enough discussion, he and some others say: masculinity. “The elephant in the room with ... mass shootings is that almost all of them are being done by men,” Professor Kilmartin says. Male shooters often “project their difficulties onto other people.... In this case, it sounds like he was blaming Christians for his problems, but the masculinity piece is what is really missing in the discussions about the equation.”
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