Steven J. R. Ellis is a Roman archaeologist whose research interests cover the social and structural formation of ancient cities. His publications have explored Roman retail spaces, urban waste management, superstition, Roman coins, site formation processes, urban and sacred infrastructure, movement, social structures and their hierarchies (especially of the urban sub-elites), archaeological fieldwork methodologies, and the Roman fish-salting industry. He has also directed and published archaeological projects in both Italy and Greece, including the 'Pompeii Archaeological Research Project: Porta Stabia', a project of the University of Cincinnati, where he is Associate Professor of Classics, and the American Academy in Rome.