'Contagion and War adds to our knowledge of World War I and multiparty conflicts … by recognizing that temporal sequences are involved in both the start and spread of belligerency, and teasing out and exploring the mechanisms associated with them.' Richard Ned Lebow, War in History
Part I. Theoretical Expectations: 1. Contagion processes in the First World War; 2. Research design; Part II. Dyadic Case Analyses: History and Data: 3. 1914: the local war and the first wave; 4. 1915–16: the second wave; 5. 1917: the third wave; Part III. Conclusions: Lessons from the First World War: 6. The neutrals; 7. How contagion actually worked.