This volume investigates the foundational jurisprudential structures of international criminal law by identifying and analyzing 12 core dichotomies that define the field. George P. Fletcher, a prominent legal scholar, utilizes his expertise in comparative law to construct a framework that simplifies complex legal doctrines. By contrasting concepts such as acts versus omissions and causation versus background conditions, the author provides a systematic method for understanding the evolving nature of international legal cooperation.

Legal scholars and practitioners frequently cite this work as a foundational text for understanding the theoretical underpinnings of international criminal law. Readers often note the academic density of the prose, which is intended for those with a background in legal theory or international relations.