Aaron David Miller is a senior fellow at the Carnegie Endowment for International Peace, focusing on U.S. foreign policy. He has written five books, including his most recent, The End of Greatness: Why America Can’t Have (and Doesn’t Want) Another Great President and The Much Too Promised Land: America’s Elusive Search for Arab-Israeli Peace. Between 1978 and 2003, Miller served at the State Department as a historian, analyst, negotiator, and advisor to Republican and Democratic secretaries of state, where he helped formulate U.S. policy on the Middle East and the Arab-Israel peace process.