sentences:  Freedman's principal areas of interest include contemporary defence and foreign policy issues.He has written extensively on nuclear strategy and the cold war, as well as commentating regularly on contemporary security issues, and provides book reviews for Foreign Affairs.His recent books include an Adelphi Paper on "The Revolution in Strategic Affairs", an edited book on Strategic Coercion, an illustrated book on the Cold War, a collection of essays on British defence policy and "Kennedy's Wars" that covers the major crises of the early 1960s over Berlin, Cuba and Vietnam.