He is the author of four books, including most recently, Fall of the Sultanate: The Great War and the End of the Ottoman Empire 1908–1922. His Sorrowful Shores: Violence, Ethnicity, and the End of the Ottoman Empire received short list distinctions for the Rothschild Book Prize in Nationalism and Ethnic Studies and the British-Kuwait Friendship Society Book Prize. He has published on a wide variety of topics related to history and politics in such journals as Foreign Affairs, International Journal of Middle East Studies, Middle East Journal, Iranian Studies, Diplomatic History, Past & Present, and Journal of Contemporary European History.