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From Columbine to Sandy Hook to Parkland to Yuvaldi, the list of schools and communities devastated by gun violence grows every year.

Every time a school shooting is in the news, it's easy to wonder what, if anything,

could have been done differently?

Were there signs that were missed?

At what point, if any, could or should someone have intervened?

Psychologists who study school violence have been researching these questions.

Today we're going to talk about what they've found.

So how common is gun violence in schools?

How do most schools deal with the threat of violence right now?

How can teachers, administrators, and law enforcement officials tell real threats of violence from false alarms or pranks?

When a real threat is identified, what kind of interventions work?

And how can schools avoid underreacting to genuine threats and overreacting to false ones.

Welcome to Speaking of Psychology, the flagship podcast of the American Psychological Association

that examines the links between psychological science and everyday life. I'm Kim Mills.

My guest today is Dr. Dewey Cornell.

Dr. Cornell is a forensic clinical psychologist and the Virgil S. Ward Professor of Education at the University of Virginia, where he directs the Virginia Youth Violence Project.

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