Someday soon (if it has not happened already in secret), the first cloned human being will be born and mankind will embark on a scientific and moral journey whose destination cannot be foretold. In A Clone of Your Own?, Arlene Judith Klotzko describes the new world of possibilities that can be glimpsed over the horizon. In a lucid and engaging narrative, she explains that the technology to create clones of living beings already exists. inaugurated in 1996 by Dolly, the sheep, the first mammal clone formed from a single adult cell, Dolly was the culmination of a long scientific quest to...