Sandra Raban is Fellow in History at Trinity Hall, Cambridge, and formerly lectured at Homerton College. She is the author of "Mortmain Legislation and the English Church, 1279-1500" (1982) and a number of studies on the 1279-80 hundred rolls. She is now working on an edition of the registers of the late-thirteenth- and early-fourteenth-century abbots of Peterborough.