Preface. Introduction. Part I: THE PROBLEM OF EXPLANATION. Ole R. Holstie, Models of International Relations and Foreign Policy. W. Michael Reisman, The United States and International Institutions. Part II: INTERNATIONAL SOURCES OF FOREIGN POLICY. Kenneth Waltz, Anarchic Orders and Balances of Power. Melvyn P. Leffler, The American Conception of National Security and the Beginnings of the Cold War, 1945-1948. Robert Kagan, Power and Weakness: Why the United States and Europe See the World Differently. Robert Jervis, The Remaking of a Unipolar World. Part III: CAPITALISM, CLASS, AND FOREIGN POLICY. Jeff Frieden, Sectoral Conflict and US Foreign Economic Policy. Fred Block, Economic Instability and Military Strength: The Paradoxes of the 1950 Rearmament Decision. James Shoch, Contesting Globalization: Organized Labor, NAFTA, and the 1997 and 1998 Fast-Track Fights. A. G. Hopkins, Capitalism, Nationalism, and the New American Empire. Part IV: NATIONAL VALUES, DEMOCRATIC INSTITUTIONS, AND FOREIGN POLICY. Samuel P. Huntington, American Ideals Versus American Institutions. Michael Mastanduno, The United States Political System and International Leadership: A decidedly inferior form of Government? John Monten, The Roots of the Bush Doctrine: Power, Nationalism, and Democracy Promotion in U.S. Strategy. Part V: PUBLIC OPINION, POLICY LEGITIMACY, AND INTEREST GROUPS. Michael Roskin, From Pearl Harbor to Vietnam: Shifting Generational Paradigms and Foreign Policy. Alexander L. George, Domestic Constraints on Regime Change in U.S. Foreign Policy the need for Policy Legitimacy. Lawrence Jacobs and Benjamin Page, Business Versus public Influence in US foreign Policy. Peter Trubowitz, Political Conflict and Foreign Policy in the United States: A Geographical Interpretation. John Mearsheimer and Stephen Walt, The Israel Lobby. Part VI: BUREAUCRATIC POLITICS AND ORGANIZATIONAL CULTURE. Graham Allison, Conceptual Models and the Cuban Missile Crisis. Stephen Krasner, Are Bureaucracies Important? Or Allison in Wonderland. Michael Mazarr, The Iraq War and Agenda Setting. Part VII: PERCEPTIONS PERSONALITY AND SOCIAL PSYCHOLOGY. Robert Jervis, Hypotheses on Misperception. Philip Tetlock and Charles McGuire, Jr., Cognitive Perspectives on Foreign Policy. Yuen Foong Khong, Seductions by Analogy in Vietnam: The Malaya and Korea Analogies. David Winter, Margaret Herman, Walter Weintrabe, and Stephen Walker, The Personalites of Bush and Gorbachaev Measured at a Distance: Procedures, Portraits, and Policy. Part VIII: AMERICAN FOREIGN POLICY AFTER THE BUSH ADMINISTRATION. Barry Posen, The Case for Restraint. G. John Ikenberry, Liberal Order Building. Derek Chollet and Tod Lindberg, A Moral Core for U.S. Foreign Policy. Robert Kagan, End of Dreams, Return of History.