How does an idea that forms in the minds of a few activists in one part of the world become a global norm that nearly all states obey? How do human rights ideas spread? In this book, Robyn Linde tracks the diffusion of a single human rights norm: the abolition of the death penalty for child offenders under the age of 18. The norm against the penalty diffused internationally through law--specifically, criminal law addressing child offenders, usually those convicted of murder or rape. Through detailed case studies and a qualitative, comparative approach to national law and practice,...