This updated edition of Philip Reilly's highly praised and provocative book has been expanded to include an essay about the fast-moving and controversial field of personal genomics. In the essay, Reilly explains how new, cutting-edge technologies have facilitated the rapid discovery of genetic markers associated with ailments such as macular degeneration, heart disease, and schizophrenia. He describes how the same powerful technologies can be used to interpret the DNA sequence of anyone in the world--who can afford it. But how valuable are the data obtained from these tests? Will...