An introduction to the field of aging for students in any major. Thorson (U. of Nebraska, Omaha) provides a foundation in the field by describing theory as it relates to gerontology in the disciplines of sociology, psychology, biology, economics, and political science. The latest edition updates statistical data and provides more information on Medicare, the feminization of poverty, international perspectives, and intergenerational programs. Annotation c. Book News, Inc., Portland, OR (booknews.com)