This fascinating book examines the myriad influences that shape our understanding of human gender and sexuality. Drawing from scientific findings past and present and from a wide range of personal experiences, Olive Skene Johnson explores questions such as: Is sexual diversity new? Why do men and women think differently? Apart from sexual preference, are homosexuals and heterosexuals different? Why do some people change gender? Johnson's clear, accessible, and entertaining answers provide a wealth of information about a complicated subject.