An archaeologist since 2006, Lucrezia Spera is professor of archaeology and late antiquity at the Università degli Studi di Roma “Tor Vergata.” She has written numerous contributions for monographs, specialized journals, encyclopedias, and reports for national and international conferences. Her main interests include the phenomenon of installation in urban areas, the transition from antiquity to the middle ages, and the diffusion of Christianity in urban spaces. She also has published studies on collective Christian cemeteries, martyr sanctuaries, forms of worship, architectural structures, and pilgrimage in late antiquity–early middle ages.