"In April 1999, we were all stunned by the news that Eric Harris and Dylan Klebold had attacked and killed students at Columbine High School in Littleton, Colorado and, more recently, in December 2012, that Adam Lanza, after killing his mother at home, then massacred twenty-six staff and students at Sandy Hook Elementary School in Newtown, Connecticut. These events evoke dread of potential events, a quest to understand why they occurred, and ways to avoid further comparable killings.
"Peter Langman has authored “School Shooters: Understanding High School, College, and Adult Perpetrators.” It offers very little comfort, but only because this psychologist, widely recognized for his expertise, is refreshingly honest.
“ 'Many people seek to reduce school shootings to a bite-sized explanatory chunk, but the phenomenon defies easy analysis,” says Langman. “There is no one cause of school shootings, there is no one intervention that will prevent school shootings, and there is no one profile of a school shooter.' ” . . .