In order for society to protect itself against runaway biotechnology, Kass (social thought, U. of Chicago) says it is most important to recognize which human goods are in danger and worth defending. He argues that the scientific-technological approach to the world and to life have transformed the view of the meaning of humanity, and people are in jeopardy of forgetting what they have to lose. Annotation c. Book News, Inc., Portland, OR (booknews.com)