Robert A. Kaster, professor of classics and Kennedy Foundation Professor of Latin at Princeton University, has taught and written mainly in the areas of Roman rhetoric, the history of education, and Roman ethics. His books include "Guardians of Language: The Grammarian and Society in Late Antiquity" (Berkeley: University of California Press, 1988), "Emotion, Restraint, and Community in Ancient Rome" (Oxford: Oxford University Press, 2005), and several critical editions and translations, including "Anger, Mercy, Revenge "(with Martha C. Nussbaum) in the University of Chicago Press s Complete Wo...