This is Volume 10 in the Publications of the Association of Ancient Historians. The aim of this series is to survey the state of current scholarship in various areas of ancient history and provide a resource for historians and students seeking guidance on particular topics. --- In this Introduction by Lee L. Brice and Jennifer T. Roberts - Mesopotamia and the "New" Military History by Seth F. C. Richardson - Mad Hatters and March Hares by Everett L. Wheeler - New Approaches to the Roman Army by Sara E. Phang - Military History in Late Changing Perspectives and Paradigms by Doug Lee.