Sir Barry Cunliffe is Professor Emeritus of European Prehistory in the University of Oxford. A phenomenally prolific author and excavator, his publications include highly readable synthetic overviews that encompass long chronological sweeps of the archaeology of Britain, Eurasia, the Celtic world, and the Atlantic façade.
John T. Koch is Research Professor at the University of Wales Centre for Advanced Welsh and Celtic Studies in Aberystwyth. A historical linguist specialising in early Celtic languages with a unique multidisciplinary profile, Koch’s research includes Indo-European origins of Celtic names, words, and grammar.