Katherine Newman has studied school rampages , says stabbing attack has echoes of them . She says they tend to happen in `` safe '' rural towns and suspects first mislabeled as loners . The surprise that so many of his schoolmates have expressed comes close to what teachers told us about Carneal : that they could have named 50 others who might have committed this kind of mayhem before they got to him . She says attackers often are `` failed joiners '' who seek acceptance in actions . They may have been bullied or teased at home. It 's small comfort for Pennsylvania town that attacker used knives instead of guns .
Katherine Newman has studied school rampages , says stabbing attack has echoes of them . She says they tend to happen in `` safe '' rural towns and suspects first mislabeled as loners . She says attackers often are `` failed joiners '' who seek acceptance in actions . They may have been bullied or teased at home. It 's small comfort for Pennsylvania town that attacker used knives instead of guns .