Schools keep adding safety measures against gun violence. But do they actually work?

May 6, 2019 | The Blade

In the 20 years since two gunmen opened fire at Columbine High School in a Denver suburb, schools across the country adopted security measures and policies to safeguard students.

Features that were added are increasingly commonplace — school resource officers, metal detectors, door locks, video cameras, and active shooter response plans. It marks a “hardening” of facilities from outside forces.

The problem, a University of Toledo professor concluded, is studies do not support the belief that such large investments make schools safer.

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