Dr Graeme Callister is a Senior Lecturer in History and War Studies at York St John University, with extensive experience of researching and teaching the history of warfare. He is also a Fellow of the Royal Historical Society. He received his PhD in History from the University of York, and his first book, War, Public Opinion and Policy, was published in 2017. His most recent work has been on the British campaign in the Low Countries in 1793-5 and on conscription in Napoleonic France.
Dr Rachael Whitbread has a PhD in History from the University of York. Her thesis focused on warfare and formal combat in late-medieval Western Europe and she has produced several papers on the subject. She has considerable experience as a secondary school history teacher, having previously taught history at undergraduate and MA level. Her MLitt from the University of St Andrews included a dissertation exploring chivalry and warfare in the reigns of Henry IV and Henry V.