Chapman University is being sued for antisemitism, in a case that has nothing to do with keeping Jews safe and everything to do with silencing criticism of Israel. We should know: we are Jewish faculty at Chapman, and one of us, Professor Klein, is a scholar of antisemitism and an Israeli citizen. The 33-page class action brought by two former students alleges that Jewish students at Chapman face a “campaign of harassment.” On closer inspection, however, the case rests on a faulty premise: that criticism of Israel or Zionism is inherently antisemitic. “Zionism is the most ubiquitous trait in American...