Thirty-nine members of Congress, led by Representative Ted W. Lieu, a California Democrat, sent the Education Department a letter urging it to do more to prevent anti-Semitism on campus. “This wave of antisemitism has had a detrimental impact at many American colleges and universities,” the letter said. “Alums for Campus Fairness released a recent survey in which 75percent of the 500 respondents (including current students and recent alums) indicated that anti-Semitism continues to be a ‘very serious problem’ on campus; nearly 70percent said they avoided certain places, events, or situations on campus because of their Jewish identity; and nearly half...