The topic of the next YU Library Book Talk, to be held on Monday, Sept. 23 at 8 p.m., via Zoom, will be “Emet le-Ya’akov: Facing the Truths of History: Essays in Honor of Jacob J. Schacter.” Zev Eleff, Shaul Seidler-Feller and Rabbi Dr. Jacob J. Schacter will discuss truth and memory in modern historiography. Register at yu.edu/emet.