User-centered evaluations of information systems often focus on the usability of the system rather its usefulness. This study examined how a using an interactive knowledge-domain visualization (KDV) system affected users' understanding of a domain. Interactive KDVs allow users to create graphical representations of domains that depict important…

Presents the initial phase of a comparison of cocitation and social network analysis methods for the study of scholarly communication, based on a case study of the intellectual contributions of Kurt Lewin, a social psychologist. Highlights include an author tri-citation analysis; cluster analysis; multidimensional scaling; and diffusion of ideas.…

Since educational statistics, which are relatively easy to obtain, can only attempt to measure "quality," this paper asks how quality in higher education is assessed and how educational rankings, which are defined as benchmarks or attempts to measure, contribute to this process. The paper notes that while attempts to rank institutions of…