Yes, in part. I don't believe the average uneducated man from the streat could make and detonate a dirty bomb.
Looking at this from the standpoint of a Muslim extremist I could say that while the average US Soldier here in Iraq has had little experience with foreign cultures and is lied to by the US media, his superiors are well educated and manipulate their culture to meet their agenda.
Without support, these terrorist leaders wouldn't be around. The lack of education among the supporters is the problem.
You don't see Zawahiri or OBL risking their lives.
Oh dear. I think you just called our soldiers uneducated. Actually, that isn't true. That reminds me of this: