.IF COLUMBIA UNIVERSITY'S president, Minouche Shafik, believed that pro-Palestinian exhibitions will diminish after she called New York City police on April 18th, she mistook. The outdoors tents are actually back and also militants are emboldened: in the very early hours of April 30th they filled an university building, blocked its own doors as well as curtained a flag reading "intifada" from its front. Because the begin of the battle in Gaza there have actually been actually protests at colleges all over The United States as well as, at many of all of them, detentions. Trainees claim, sometimes appropriately as well as sometimes mistakenly, that they are exercising their free-speech legal rights. What plans control objection and also speech on campus?