.IF COLUMBIA COLLEGE'S head of state, Minouche Shafik, believed that pro-Palestinian exhibitions will go away after she employed The big apple Area police on April 18th, she was wrong. The tents are back and also militants are actually pushed: in the very early hours of April 30th they filled an educational institution property, blocked its doors as well as draped a flag reading "intifada" coming from its own fau00e7ade. Since the start of the war in Gaza there have been actually protests at universities throughout America and also, at a number of all of them, detentions. Trainees mention, sometimes appropriately and occasionally mistakenly, that they are exercising their free-speech liberties. What policies govern protest and pep talk on school?