Within days of Madeleine Albright's confirmation as U.S. ambassador to the United Nations in 1993, she instructed David Scheffer to spearhead the historic mission to create a war crimes tribunal for the former Yugoslavia. As senior adviser to Albright and then as President Clinton's ambassador-at-large for war crimes issues, Scheffer was at the forefront of the efforts that led to criminal tribunals for the Balkans, Rwanda, Sierra Leone, and Cambodia, and that resulted in the creation of the permanent International Criminal Court. All the Missing Souls is Scheffer's gripping...