When disgraced presidents return (or never go away)

Image:  Lou Anna K. Simon and Graham Spanier are arguably among the most controversial U.S. college presidents to have served in recent years. Both left their institutions—Michigan State University and Pennsylvania State University, respectively—under a cloud cast by predatory sex-abuse scandals that took place on their watch. But despite their tarnished reputations, neither is a stranger to the campus they unceremoniously departed. And their persona non grata status among many campus...