His research interests include the social structures of Minoan and Mycenaean civilisations (particularly social hierarchy, political organisation, economy and religion), the interconnections between the Aegean and the Near East in Second Millennium BC, and ancient writing systems. He has published on Bronze Age Greece, Egypt and the Levant, combining material and textual evidence, and has been taking part in several archaeological excavations on Crete and the Aegean Islands. Since November 2003 he has been co-director of the Zominthos Project 2004-2008, an interdisciplinary research program under the auspices of the Greek Archaeological Society at Athens and the Institute of Classics, University of Heidelberg, aiming at the study of the Minoan site of Zominthos and its environment.