“Journey to Allah: The United States, the Hajj, and the Cold War in the Middle East.” Paper presented to the Southeast Regional Middle East and Islamic Studies Society, Murfreesboro, TN, March 2010.

"Shaykh Khalid and the Naqshbandiyya-Khalidiyya: A Sufi Order and Social Movement in the Nineteenth Century Ottoman World.” Paper presented at the Annual Meeting of the Middle East Studies Association (MESA), Boston, MA, November 2009.

"The Naqshbandiyya-Khalidiyya, Legitimacy, and Plague in the Ottoman Empire." Paper presented at the Annual Meeting of the Middle East Studies Association (MESA), Washington, DC, November 2008.

“Muslims in the History of the Atlantic Basin.” Paper presented at the Annual Meeting of the American Historical Association in Conjunction with the National History Center, Atlanta, GA, January 2007.

“Iran, the United States, and Nuclear Weapons.”  Paper presented at Butler University to the Indiana Council on World Affairs, Indianapolis, IN, February 2006.

“Egypt: Layers of Cultural and Religious Tradition.”  Paper presented as part of the Ambassador’s Cultural Series at the Egyptian Embassy, Washington, DC, January 2005.

“Sheikhs, Shiites, and Satellites: Strategic Interaction Theory and the Arab Gulf States.”  Paper presented at the Annual Meeting of the Middle East Studies Association (MESA), San Francisco, CA, November 2004.

“It Would Surely Be the Second: Lebanon, Israel and the Arab-Israeli War of 1967.” Paper presented at “The United States, the Middle East, and the Arab-Israeli War of 1967,” a conference sponsored by the Historian’s Office of the U.S. State Department, Washington, DC, January 2004.