Born in London in 1964, Mike McNally is an acknowledged expert on the Williamite War in Ireland and acted as a consultant in a recent study of President Barack Obama's Irish roots. Married, with three children, he is the author of best-selling studies of the pivotal battles of the Boyne and Aughrim is is currently studying the role of the ... Read moreIrish Brigade in French service from the Boyne to Fontenoy. The author of several books for Osprey, with his varied areas of interest he continues to research such diverse subjects as Irish military history, the campaigns of Marlborough and the German colonial campaigns during World War I. Sean O'Brogain lives and works in Donegal, Ireland. He has a BA (Hons) in Scientific and Natural History illustration from Lancaster University and has worked for a wide range of clients. Apart from Osprey, these include the University of Manchester, An Post, the National Museum of Ireland, the Irish Office of Public Works, as well for a variety media companies, museums, councils, and private individuals. Show Less