The Modern Language Association, a 140-year-old organization of scholars in English and language departments across North America, recently adopted an “emergency motion” calling on university administrations to defend the academic freedom of students and faculty who have “condemned the Israeli government for its massive bombardment of the Gaza Strip.” Whatever anyone thinks about Israel or Zionism, however, it should still be possible to protest the Israel-Hamas war without lurching into antisemitism. Unfortunately, the temptation to raise anti-Jewish tropes appears to have been irresistible, judging from the slogans at campus demonstrations in support of the Palestinians. There is no contradiction between...