University of Pennsylvania president Liz Magill was forced to resign over the weekend amid widespread backlash resulting from her testimony on Capitol Hill last week in a congressional hearing on campus antisemitism. That has hardly put the issue to rest. The viral video of questioning by Rep. Elise Stefanik, a New York Republican, and the resulting furor that led to Magill's ouster, have ignited discussions about exactly how much educational institutions can or should restrict free speech. Magill, who had led the Ivy League school for less than two years, stepped down on Saturday. The chair of Penn's board of...