This volume investigates the shifting paradigms of international conflict and the structural causes of war in the post-Cold War and post-9/11 global landscape. Richard K. Betts, a prominent scholar in security studies, curates a collection of foundational and contemporary texts to provide a comprehensive framework for understanding modern political violence. The book synthesizes diverse theoretical perspectives, ranging from classical realism to modern institutionalism, to challenge prevailing assumptions about global stability.

The text is widely regarded as a standard academic resource for undergraduate and graduate students exploring the complexities of global security. Its structured approach to conflicting theories provides a rigorous foundation for critical analysis of international relations.