Currently, he is working on a "book-length study," to be called "Our Serbian Brethren: History, Myth, and the Politics of Russian National Identity". He is writing the entry for "The Kosovo War" in the next edition of the "Oxford Encyclopedia of World Politics". He is also contributing a chapter, "The Path(s) not Taken: Contingency and Counterfactual in Analysis of the Cold War's End", in a book to be edited by William C. Wohlforth, "Witnesses to the End of the Cold War: Oral History, Analysis, Debates".