North American Editor for Early Medieval Europe (publ. B. H. Blackwell) January 2000-2011
Corresponding Editor, Early Medieval Europe, 2011-
Editor, Illinois Classical Studies, January 2004-2011
Advisory Editorial Board, The Journal of Late Antiquity 2007-
Advisory Editorial Board, The Journal of Medieval Latin 2012-
International Editorial Board, Wiener Studien 2007-
Latin Editor for Dumbarton Oaks Medieval Library Series
(= Medieval Loebs, Harvard University Press: https://www.hup.harvard.edu/collection.php?cpk=1320: 2009-
(17 Latin volumes have appeared under my editorship)
Editor, Society, Culture, and Text in Late Antiquity (new monograph series: Palgrave MacMillan)
Editorial Board, Corpus Scriptorum Ecclesiasticorum Latinorum, Universität Salzburg
Palgrave series - Society, Culture, and Text in Late Antiquity [pdf, 2.5mb]