A somewhat different viewpoint, by a American anthropology academic:http://www.opendemocracy.net/david-w...rathon-bombing

A couple of passages:
Lost in the move to connect Islam and the Tsarnaev’s Chechen heritage with terrorism is the role of schools and communities in the United States in addressing the alienation that led the brothers to committing such acts of violence.
All too easily forgotten:
There were, after all, three days of the city functioning between the Monday bombing and the Friday lockdown.