[leereeves]

> expel them and they become another person's problem

True, but we have institutions dedicated to dealing with people like that.

A school isn't that kind of institution and will fail in its mission (to protect and educate) if it tries to fill the role of controlling violent people.

[nephihaha]

Schools make some of these issues worse. They are riddled with bullying, and until recently made little accomodation to people with learning or social disabilities.