Crim­i­nol­o­gist Jack Levin at North­eastern Uni­ver­sity said Lanza’s iso­la­tion and a pos­sible rivalry with other mass killers are char­ac­ter­is­tics that the Sandy Hook gunman shares with other shooters.

It is not sur­prising that a school shooter would be inspired to break a record that was left by another school shooter. We’ve seen this happen at Columbine, a mas­sacre that inspired killers all over the world – in Fin­land, in Ger­many, in Brazil, Aus­tralia, Canada and the United States,” Levin told WCBS 880′s Paul Mur­nane. “They want to cap­ture the atten­tion of the world. They want des­per­ately to become infa­mous and that’s why they talk about set­ting records, amassing large body counts.”

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