"An overwhelming number of school shooters — 80 percent — display warning signs ahead of their attacks, such as discussing them online or in person, said Jillian Peterson, an associate professor of criminology and criminal justice at Hamline University in Minnesota. “The most common is they tell their classmates,” said Peterson, who has studied … [Read more...]
Texas gunman warned of Uvalde school shooting in private Facebook message
Leakage of Plans prior to shooting?
Reports show the Oxford perpetrator's parents failed to acknowledge signs their child would commit a mass shooting. Our data shows 44.1% of perpetrators, like the Oxford perpetrator, leak their plans ahead of time. #oxfordhighschool #warning #sign Source: Twitter Return to all data visualizations … [Read more...]
School closures are costly caution — but are still not enough to prevent tragedies
"On Nov. 30, 11 people were shot, four fatally, at Oxford High School, about 45 miles north of Detroit. The crime scene investigation understandably closed the school for a week. Threats of copycat violence then closed the school again. Shooting threats typically increase after a high-profile school shooting because the public is on high alert … [Read more...]
FBI warns of ‘bystander fatigue,’ says it was likely a factor in Oregon District mass shooting
"In our study, there was an association between leaking plans and suicidality and prior counseling, suggesting that threats of violence may best be characterized as a cry for help,” Densley said. “Any threat is a critical moment for intervention. So we need to people to be attuned to behavioral change.” The following article discusses the Oregon … [Read more...]
Communication of Intent to Do Harm Preceding Mass Public Shootings in the United States, 1966 to 2019
Key Points Question: What factors are associated with a mass shooting perpetrator’s decision to communicate their intent to do harm? Findings: This cross-sectional study of 170 perpetrators found that nearly half leaked their plans, with 44.3% of them leaking specific plans about a mass shooting. Leakage was associated with receiving counseling … [Read more...]