For the fourth time in six months, the Republican-led House Committee on Education and the Workforce is summoning school leaders to Washington to be questioned about accusations of antisemitism at their institutions. This time, on Thursday, the committee’s focus will be on how three diverse universities reacted when pro-Palestinian encampments sprung up on their lawns as part of an international wave of student activism against the war in Gaza. Two of the schools whose leaders will testify — Northwestern and Rutgers — made deals with protesters to end their encampments peacefully. The third, the University of California, Los Angeles, called...