Amazon.com description: Product Description: "Principles of International Politics"" little revolution now and again is a good thing. The scientific approach to international relations has transformed the field. And now, thanks to a revolutionary revision, "Principles of International Politics" offers a crisp and clear introduction to international relations from the strategic point of view. Responding to user feedback and classroom testing, Principles has been completely recast so that the book is focused squarely on the central insights of the strategic perspective. Honing in on two key ideas - winning coalitions and selectorate size - this book delivers the fundamental lessons of the theory more easily than ever, giving students even better access to the most powerful way of thinking about IR today. Not only will students find the text easier to follow, they'll also find the book shorter, almost half the length of the previous edition. Streamlining places the take-away points front and center, and the basic tools of the model are delivered in clear step-by-step language, allowing beginning students to grasp the theory's powerful insights. "Applying the Strategic Perspective, 4th Edition Workbook": Fully revised and reorganized to fit the new revision of "Principles of International Politics", this workbook continues to feature class-tested, user-friendly exercises that walk students through the building blocks of the strategic method, ensuring that even novice students have the opportunity to develop and hone their problem-solving skills and can successfully apply what they have learned in the text. This fourth edition of this invaluable workbook introduces students to a wide range of problems so that they master basic principles as well as test their capabilities with more challenging material.