Historical background -- Jus ad bellum / Gregory M. Reichberg -- The jus in bello in historical and philosophical perspective / Nicholas Rengger -- The principle of just cause / Larry May -- Aggression and punishment / Jeff McMahan -- Responding to humanitarian crises / Cindy Holder -- War and democracy / James Bohman -- Proportionality and necessity / Thomas Hurka -- Collateral damage / David Lefkowitz -- Weapons of mass destruction : are they morally special? / Steven P. Lee -- Justifying torture as an act of war / Michael Davis -- On terrorism : definition, defense, and women / Marilyn Friedman -- War's aftermath : the challenges reconciliation / Trudy Govier -- Amnesties and international law / Christopher Heath Wellman -- War crimes : the law of hell / David Luban -- Revenge and demonization / Nancy Sherman.