Matthew Reisz, Times Higher, Contravene or intervene?, 6 Jan 2011 "Freedom of speech is passionately defended in UK education, but when Islamic extremism and even terrorism have emanated from some of our campuses, should institutions step in? Matthew Reisz weighs up the hands-on and hands-off approaches." Interesting article, which refers to research from a range of perspectives - a factor that needs to be taken into account within the analysis.