A new report reveals the ugly depth of anti-Semitism at elite colleges and universities around New York, just in time for the High Holy Days. Three major institutions of higher learning — Columbia University, New York University and CUNY’s Brooklyn College — all earned F ratings, the lowest possible, from a watchdog group dedicated to calling out anti-Semitism. Jewish students on these campuses, per the report, feel the administration doesn’t do enough to ensure their safety, indeed feel the need to hide both their Jewish identity and their support for Israel — as though they were living not in 21st...