My interest in archaeology was stimulated by reading books on the Greeks and Romans borrowed from the mobile library that visited our village in Ireland. the use of writing in Antiquity and the Middle Ages – as a technology of control, a vehicle for resistance, and as a means of communicating with the supernatural the role of images (particularly the Cross) in medieval and early modern societies the transition from late Antiquity to the middle ages in Europe (particularly in the Britain and the Mediterranean) the archaeology of the Reformation Sheffield and its region in the Middle Ages