The Arc of War: Origins, Escalation, and Transformation - Paperbackby Jack S. Levy (Author), William R. Thompson (Author) In this far reaching exploration of the evolution of warfare in human history, Jack S. Levy and William R. Thompson provide insight into the perennial questions of why and how humans fight. Beginning with the origins of warfare among foraging groups, The Arc of War draws on a wealth of empirical data to enhance our understanding of how war began and how it has changed over time. The authors point