Offers a methodological critique of Thomas Hennen's American Public Library Rating Index as well as a response by Hennen. Discusses statistics; indexes; correlations; variables; weighting; and how public libraries should be assessed, and Hennen defends his work and suggests it should be called a scorecard rather than an index. (LRW)

Discusses psychographics, lifestyle characteristics, and the cluster system of targeted market analysis and their potential use by public libraries for correlating lifestyles in local communities and collection development. Preliminary studies are reviewed, data verification is discussed, future research is suggested, and six lifestyle tables are…