Giorgos Gavalas (born 30 September 1968) is an independent scholar (PhD in Archaeology, University of Ioannina, Greece). Fellow of the Archaeological Society of Athens and currently Secretary of the Cycladic Studies Society. Formerly archaeologist with the Hellenic Ministry of Culture (Athens 2014-2015, central departments 2006-2009, Amorgos and Rhodes 1992-2005) and former research associate at the McDonald Institute for Archaeological Research (2001-2006). His main research interests lie in the archaeology of the Cyclades, both prehistoric and classical, and he is a specialist in textile tools and stone vessels. Colin Renfrew (Lord Renfrew of Kaimsthorn, born 25th July 1937) was formerly Disney Professor of Archaeology and Director of the McDonald Institute for Archaeological Research in the University of Cambridge, and Master of Jesus College Cambridge from 1986 to 1997. He has excavated at a number of sites in prehistoric Greece and in the Orkney Islands, and is the author of many publications, including Prehistory: the making of the human mind. He is Fellow of the British Academy, Foreign Associate of the National Academy of Sciences of the USA, and was the recipient of the Balzan Prize in 2004.