UBC-based co-editor of:

From Arabye to Engelond: medieval studies in honour of Mahmoud Manzalaoui on his 75th birthday (Ottawa: University of Ottawa Press, 1999), with A.E. Christa Canitz.

Anglo-Latin and its heritage: essays in honour of A. G. Rigg on his 64th birthday (Turnhout: Brepols, 2001), with Sian Echard.

[BCBW 2004] "History"