.IF COLUMBIA UNIVERSITY'S head of state, Minouche Shafik, believed that pro-Palestinian demonstrations would certainly go away after she called New york city Area police on April 18th, she mistook. The tents are back and militants are pushed: in the very early hrs of April 30th they utilized an educational institution building, barred its own doors and also draped a banner reading "intifada" coming from its front. Because the beginning of the war in Gaza there have been demonstrations at colleges across United States as well as, at much of them, arrests. Trainees point out, in some cases rightly and also occasionally mistakenly, that they are actually exercising their free-speech liberties. What policies control objection and speech on campus?