article_snippet: That's according to Joanna Shuter, boy former head teacher at Quintin Kynaston Community Academy in northwest London.
article_snippet: When boy joined Quintin Kynaston at 14 or 15, boy was little trouble boy but was the focus of some bullying.
article_snippet: At least two other students who attended Quintin Kynaston also allegedly later turned to Islamist extremism.
article_snippet: One, Mohammed Sakr, only overlapped at the school by a few months with Shuter.