This reference explores war looking through the lens of the social sciences, examining the causes, processes and effects of war and drawing from a vast group of fields such as communication and mass media, economics, political science and law, psychology and sociology. It includes approximately 700 entries organized A-to-Z, authored and signed by key academics in the field and a glossary and resource guide. It is an important and distinctive work that will be a key reference for all researchers in the fields of political science, international relations and sociology.