Peter CrooksPeter Crooks is Lecturer in Medieval History at Trinity College, Dublin. His primary research interest is in Ireland in the period 1171–1541 and, arising from that, in the wider 'English world' or 'Plantagenet empire' of which Ireland formed an imporant part. He is editor of Government, War and Society in Medieval Ireland (2008) and, with David Green and W. Mark Ormrod, The Plantagenet Empire, 1259–1453. He is also principal editor of 'Circle' (https://chancery.tcd.ie/), a reconstruction of the Irish chancery rolls destroyed in the 1922 fire at the Public Record Office, Dublin. His articles have appeared in Past and Present and the English Historical Review. Read More Read Less