Perpetrators of International Crimes: Theories, Methods, and EvidenceWhy would anyone commit a mass atrocity such as genocide, crimes against humanity, war crimes, or terrorism? This question is at the core of the multi and interdisciplinary field of perpetrator studies, a developing field which this book assesses in its full breadth for the first time. Perpetrators of International Crimes analyses the most prominent theories, methods, and evidence to determine what we know, what we think we know, as well as the