Steven A. Epstein is professor of history at the University of Colorado at Boulder. His books include Wage Labor and Guilds in Medieval Europe and Speaking of Slavery: Color, Ethnicity, and Human B...mehr sehenSteven A. Epstein is professor of history at the University of Colorado at Boulder. His books include Wage Labor and Guilds in Medieval Europe and Speaking of Slavery: Color, Ethnicity, and Human Bondage in Italy.weniger sehen