Heredity and Hope: The Case for Genetic Screening. By Ruth Schwartz Cowan. Cambridge, MA: Harvard University Press, 2008. Pp. 304. The word eugenics derives from the Greek words eu (Ευ) [beautiful] and gen (γεν) [relating to birth], or eugenes, which means good in stock. In Heredity and Hope, historian Ruth Schwartz Cowan defends modem genetic testing-the new genetics, by distinguishing it from twentieth century eugenics - the old genetics. While we rightfully recoil from the old genetics, with its coercive methods and hateful motives, Cowan maintains that we should embrace the new genetics to enhance reproductive choice and promote the well-being of our offspring. In this Review I argue that the analogy between the old and new genetics...