Dr Oates is a historian and prolific author on the subject of the Jacobite campaigns from 1689-1746. His focus is on military matters, the British Army and its commanders, and especially the English dimension of the period. This is his seventh book on the topic and he has also written about thirty articles on aspects of Jacobitism, anti-Jacobitism, and the military campaigns. He has also edited three volumes of relevant material; the memoir of a loyalist Scottish officer, the letters of the Duke of Cumberland, as well as a memoir of an eighteenth century Leeds schoolmaster. There are a number of other similar books in the pipeline, including one on sieges of the 'Forty Five. The author studied History at Reading University in 1988-1991, obtaining a First Class degree with a thesis about the 'Fifteen, and then a doctorate from the same place in 2001, covering responses in north eastern England to the two major eighteenth century rebellions. He has been employed as Borough Archivist for the London Borough of Ealing since 1999. He has also had books published about criminal, local, and family history, especially in and around London.