He teaches undergraduate and graduate courses in military history, European history, and the history of war and society. His book “Strangers in the Wild Place: Refugees, Americans, and a German Town, 1945-52” will be published in 2012. He is the author of The Ordeal of Peace: Demobilization and the Urban Experience in Britain and Germany, 1917-21 and a number of articles and book chapters on the First World War, American basing policy during the Cold War, and the refugee crisis of the late 1940s.