Richard Rothstein wrote on this in his NYT column on education. Hmm, just did a search at the website, no hit on the particular column?! I know I saw it recently. Cited stats showing that school kids face more violence outside school than in. Try these. http://www.google.com/search?hl=en&lr=&safe=off&q=Richard+Rothstein+School+V iolence+
Michael Pugliese