L' INTELLIGENCE CYBER par Jean-Paul Pinte

Concerns about violence — including assault, bullying, and weapon-carrying — have led many schools to seek out safety technologies such as metal detectors, anonymous « tip lines, » and video surveillance systems. But how effective are these and other existing technologies in helping schools prevent and respond to threats and acts of violence? And what types of new technologies are needed to address schools’ most pressing safety concerns?

http://www.rand.org/pubs/research_briefs/RB9922.html?adbsc=social_20160903_984141&adbid=772168548823080960&adbpl=tw&adbpr=22545453