*searching, discussing, and evaluating online health information at the individual level of analysis; *discussing health information at the group or community level; and *implementing health information systems at the regional and social level. will prove useful for university educators and students in the social, public health, and medical disciplines, including Internet researchers. It is also oriented to professionals in many disciplines who will appreciate an integrative theoretical, empirical, and critical analysis of the subject matter, including developers and providers of online health information.