DAVID J. BERCUSON has written, co-authored or edited over 30 popular and academic books, including One Christmas in Washington, The Patricias,The Destruction of the Bismarck and Blood on the Hills. He is a regular commentator for television and radio, and has written for The Globe and Mail, the Calgary Herald, the National Post and the Toronto Star, among many other newspapers. Since 1997, he has been director of the Centre of Military and Strategic Studies at the University of Calgary. He is Honorary Lieutenant Colonel of the 33 Field Engineer Squadron, a Land Force Reserve military engineer unit of the Canadian Forces. Bercuson lives in Calgary.