Neither Simple, Nor Obvious: Power and the Transformation of the Roman World Mayke de Jong, Frans Theuws and Carine van Rhijn, eds., Topographies of Power in the Early Middle Ages, The Transformation of the Roman World 6, Leiden, Boston, Köln: E.J. Brill, 2001. χ + 609 pp. ISBN 90 04 11734 2. Frans Theuws and Janet L. Nelson, eds., Rituals of Power from Late Antiquity to the Early Middle Ages, The Transformation of the Roman World 8, Leiden, Boston, Köln: E.J. Brill, 2000. ix + 503 pp. ISBN 90 04 10902 1. Walter Pohl, Ian Wood and Helmut Reimitz, eds., The Transformation of Frontiers from Late Antiquity to the Carolingians, The Transformation of the Roman World 10, Leiden, Boston, Köln: E.J. Brill, 2001. vi + 299 pp. ISBN 90 04 11115 8. Inge Lyse Hansen and Chris Wickham, eds., The Long Eighth Century: Production, Distribution and Demand, The Transformation of the Roman World 11, Leiden, Boston, Köln: E.J. Brill, 2000. χ + 388 pp. ISBN 90 04 11723 7.