Schools and mass shootings

http://ideas.time.com/2012/12/15/sandy-hook-shooting-why-did-lanza-target-a-school/

For all the disbelief and dismay, we actually know pretty well that most such events are committed by individuals with a particular set of characteristics. As my colleagues Mark Coulson, Jane Barnett and I noted in a 2011 article in the Journal of Police Crisis Negotiations, school shooters have generally been found to 1) have a history of antisocial-personality traits, 2) suffer from mental illnesses such as depression or psychosis and 3) tend to obsess about how others, whether other individuals or society at large, have wronged them. (These conclusions are similar to the findings of a 2002 U.S. Secret Service report on school shootings.)

Read more: http://ideas.time.com/2012/12/15/sandy-hook-shooting-why-did-lanza-target-a-school/#ixzz2IXS4WERS