Books and edited volumes
MONOGRAPHS
The Medieval Prison: A Social History, Princeton: Princeton University Press, 2008
Italian edition: La prigione medievale: una storia sociale, Rome: Viella, 2012
Paperback edition: Princeton: Princeton University Press, 2014
The Making of Medieval Antifraternalism: Polemic, Violence, Deviance, and Remembrance, Oxford: Oxford University Press, 2012
Flogging Others: Corporal Punishment and Cultural Identity from Antiquity to the Present, Amsterdam: Amsterdam University Press, 2014
Dutch edition: De gesel en de ander: lijfstraffen van Oudheid tot heden, trad. Claire Weeda.
Amsterdam: Amsterdam University Press, 2014
Roads to Health: Infrastructure and Urban Wellbeing in Later Medieval Italy, Philadelphia: University of Pennsylvania Press, 2019
Winner of the American Association of Italian Studies 2019 Book Award in Medieval Studies
Open access version of approved author manuscript available here (Humanities Commons repository)
EDITIONS
William of Saint Amour’s De Periculis Novissimorum Temporum: Edition, Translation, and Introduction, Dallas Medieval Texts and Translations 8. Leuven: Peeters, 2008
EDITED VOLUMES
Defenders and Critics of Franciscan Life, Essays in Honor of John V. Fleming, ed. Michael F. Cusato and G. Geltner. Leiden: Brill, 2009
Center and Periphery: Studies on Power in the Medieval World in Honor of William Chester Jordan, ed. Katherine L. Jansen, G. Geltner and Anne E. Lester. Leiden: Brill, 2013
Anticorruption in History: From Antiquity to the Modern Era, ed. Ronald Kroeze, André Vitória and G. Geltner. Oxford: Oxford University Press, 2018
Paperback edition: Oxford: Oxford University Press, 2020
Chinese edition: Beijing: Fangzheng, 2021
Arabic edition, in two volumes: Kuwait City: The National Council for Culture, Arts and Letters, 2022