an extreme psychology for example the work on columbine, david for example it's like looking at a surrattpainting up close that you don't see a picture at all. or it's guns and violent video games and marilyn manson and goth music. it's any of the number of causes that lead the skies to explode and then there are those that have the more social psychological. they could be bullied into they woulwere constantly beat up allf them have stories by the way. >> host: so where is the title meant in that situation? >> guest: the initial part and i will get to the entitlement part of the city additional piece i had is that it's not enough to profile the shooters we also have to profile with schools. now, sandy hook by the way is a complete exception to this. >> host: it wasn't a cave that was -- >> guest: it wasn't a student coming into his school. and since columbine, remember -- here's the entitlement part -- since columbine, they have taken a turn at a turn. you don't just go to school and try to kill as many as you can as people did before columbine. remember some are still in jail, but you al