Adjunct Senior Fellow for Middle East Studies, Council on Foreign Relation Washington DC. and Bernard L. and Bertha F. Cohen Chair Professor in International Relations at Lehigh University (emeritus). He served on the U.S. State Department Policy Planning Staff (1998-2000) and was the Director of Middle East Program at the Woodrow Wilson International Center for Scholars (2015-2017). He is the author of “The End of Erdogan: How the Turkish Leader Has Engineered His Own Undoing,” Foreign Affairs, May 28, 2025, “Erdogan the Survivor: Washington Needs a New Approach to Turkey’s Improviser in Chief,” Foreign Affairs, September-October 2023, “The Kurdish Awakening: Unity, Betrayal, and the Future of the Middle East,” Foreign Affairs, March-April 2019.