Now Penn’s president has resigned over a backlash to comments that she said did not go far enough to condemn hate against Jewish students. And Harvard’s president is facing calls to step down from donors and some lawmakers. In that sense, they represented the changing face of leadership at top-tier universities, with a record number of women leading Ivy League schools. WASHINGTON (AP) — The university presidents called before a congressional hearing on antisemitism last week had more in common than strife on their campuses: The leaders of the University of Pennsylvania, Harvard and MIT were all women who were...