The document discusses evaluation methods and examples used by LISU, a research unit that specializes in evaluating library and information services. It provides an overview of LISU's work conducting evaluations of public libraries through benchmarking, case studies, and assessments of digital library performance. Specific examples discussed include an evaluation of the Derwent Healthy Living Centre Library and a study of health and well-being activities in UK public libraries. The document also outlines LISU's use of evidence-based approaches and project evaluations to assess library initiatives.