Redressing Injustices Through Mass Claims Processes: Innovative Responses to Unique Challenges. Edited by Permanent Court of Arbitration. Oxford, New York: Oxford University Press, 2006. Pp.xxxiii, 495 Index. $135, £63.00. - International Mass Claims Processes: Legal and Practical Perspectives. Edited by Howard M. Holtzmann and Edda Kristjádnsdóttir. Oxford, New York: Oxford University Press, 2007. Pp.xxxvii, 462 Index. $152, £95.00.