.IF COLUMBIA COLLEGE'S head of state, Minouche Shafik, thought that pro-Palestinian demos would certainly subside after she called in Nyc Metropolitan area authorities on April 18th, she mistook. The camping tents are back and protesters are pushed: in the early hours of April 30th they occupied a college building, blocked its own doors and also curtained a flag reading "intifada" from its own front view. Because the start of the war in Gaza there have been protests at educational institutions all over United States and also, at a number of them, arrests. Pupils state, often rightly and at times wrongly, that they are exercising their free-speech legal rights. What policies regulate protest as well as speech on school?