with Andrew Hughes and Heather Robbins, Cataloguing Discrepancies: the printed York Breviary of 1493. (Toronto, 2011).
The Use of York: characteristics of the medieval liturgical Office in York. (Borthwick Institute, University of York, 2008)
‘A fifteenth-century English aspersion chant’ Plainsong and Medieval Music Society online editions, 2010. [http://plainsong.org.uk]
Chapters and Articles:
(forthcoming) ‘Establishing a liturgical ‘text’: text for performance, performance as text’, book chapter in The Experience of Late Medieval Worship, edited by Paul Barnwell, Sally Harper, and Magnus Williamson.
(forthcoming) ‘Early printed books and the modern resources that describe them: the case of the Hereford Breviary of 1505’, book chapter in The Perils of Print Culture, edited by Jason McElligott and Eve Patten (to be published in 2013).
(forthcoming) ‘The Uses of Sarum and York: appearances and realities’, book chapter in Interpreting Medieval Rituals c. 500-1500 AD, edited by Sarah Hamilton and Helen Gittos, a gateway resource for those unfamiliar with current work on medieval liturgy, and an explicit challenge to prevalent ideas (to be published by Ashgate).
(forthcoming) ‘Liturgy’, entry in Oxford Bibliographies: Medieval Studies, gen. ed. Paul Szarmach.
with Clare Smout and Elisabeth Dutton, ‘Staging the N-Town Plays: Theatre and Liturgy’, Research Opportunities in Medieval and Renaissance Drama 49 (2010), pp.80-109.
‘A newly discovered copy of the Commentarius of John of Garland’ Bodleian Library Record, April 2010, pp.90-91.
with Andrew Hughes, ‘The ideal copy: fallacies in the cataloguing of liturgical books’, Notes and Queries 56 (December 2009), pp. 490-496.
‘An alternative Office for St Thomas Becket and its implications’, Anaphora 2, no. 1 (June 2008), pp. 57-68.
‘A “trivial” variant: filled thirds in the Office for St Thomas Becket.’ Plainsong and Medieval Music 16, no. 1 (April, 2007), pp.1-16.