From Library Journal This is a scholarly attempt to articulate what constitutes effectiveness in AIDS prevention. While AIDS is a new phenomenon, Valdiserri indicates that the design, implementation, and evaluation of risk reduction programs need to be guided by fundamental principles of social science and public health, as well as by the experience of early programs on AIDS and other sexually transmitted diseases. He demonstrates that different segments of the at-risk population require different strategies, addresses the thorny question of HIV testing, and treats program evaluation. Highly recommended for libraries serving a professional or academic readership in public health, human services, et al.