Since October 7, anti-Israel demonstrations have roiled American universities. Protestors have trespassed on private property and been arrested for setting up tent cities on campus. This invasion of hyper-partisan politics is throttling the work of the university, a vital source of American culture, leadership, innovation, and prosperity. It won't stop until governing boards and administrators stand up, not for free expression, but for academic freedom. Speech and expression are too often conflated. In her testimony before a congressional committee investigating antisemitism on campus, Harvard's former president Claudine Gay maintained that freedom of speech is one of the university's "foundational principles,"...