This paper is an extension of the author's earlier work on developing management information services and creating a culture of assessment in libraries. The author will focus observations on the use of data in decision-making in libraries, specifically on the role of leadership in making evidence-based decision a reality, and will review new…

Discusses current issues in measuring library effectiveness, including rapid technological changes and increasing obsolescence in librarians' competencies; increased pressure for accountability; tools to help libraries become what they determine they should be rather than conforming to national standards; and how to determine the validity and…

Argues that perception studies and ranking are lacking in validity and reliability because of small sample size, simplistic statistical analyses, and the evaluation of quality by educators. It is asserted that quality control is more valid when evaluated by the customers of education, i.e., the students. (11 references) (EA)