Warren Zimmermann spent thirty-three years as an officer in the U.S. Foreign Service and was the last U.S. Ambassador to Yugoslavia. He also taught at Columbia and Johns Hopkins Universities over the course of a long and distinguished career. Zimmermann's Origins of a Catastrophe: Yugoslavia and Its Destroyers won the American Academy of Diplomacy Book Award in 1997. His writing appeared in The New York Review of Books, Newsweek, The Wilson Quarterly, and The National Interest, among other periodicals. He died in 2004 at the age of 69.