Reviews research on impact assessment of libraries and considers potentially useful methodologies for measuring the impact of university libraries, i.e., how library use affects students' academic performance. Topics discussed include categories of library use, purposes of library use, and indicators of library impact. The user panel methodology…

Discussion of public library roles examines roles from the Public Library Association's planning and measurement tools for their usefulness in evaluating public library effectiveness, based on data from the Public Library Effectiveness Study. Indicators of library effectiveness are discussed, and a cluster analysis of libraries with similar role…

Study of New Zealand public library effectiveness duplicates research by Childers and Van House which examined the multiple constituencies model of organizational effectiveness. Librarians, users, and councillors rated performance indicators identified from the literature, and similarities and differences between the two studies are reported. A…

Describes the Public Library Effectiveness Study (PLES), which was designed to apply models and methods of organizational effectiveness research to public libraries. Indicators of public library effectiveness are described, factor analysis results are presented, implications for evaluating library performance are discussed, and further research is…