The XXI International Congress of Roman Frontier studies was hosted by Tyne & Wear Archives & Museums in Newcastle upon Tyne (Great Britain) in 2009, 60 years after the first Limeskongress organised in that city by Eric Birley in 1949. Sixty years on, delegates could reflect on how the Congress has grown and changed over six decades and could be heartened at the presence of so many young scholars and a variety of topics and avenues of research into the army and frontiers of the Roman empire that would not have been considered in 1949. Papers are organised into the same thematic sessions as in...