Details the rationale, evaluation and implementation of use scenarios-structured narrative descriptions of envisioned system use-in the development of the Alexandria Digital Earth Prototype (ADEPT). Discusses the strengths of the scenario approach, obstacles to their use, and lessons learned in the overall development process. (Author/AEF)

Reports on the Online Access to Knowledge (OAK) Project, which developed software to support end user access to a Department of Energy database based on the skill levels and needs of energy researchers. The discussion covers issues in development, evaluation, and the study of user behavior in designing an interface tailored to a special…

Presents four challenges faced by libraries and proposes research designs to address each of them. The challenges involve: invisible infrastructure; content and collections; preservation and access; and institutional boundaries. Proposes a mixture of research methods that includes surveys, case studies, documentary analyses, and policy analyses.…

Presents the digital age challenge of tailoring information technologies to support activities of individual communities of users, while creating a globally distributed information infrastructure enabling systems and services to interoperate. Examines: "What is a digital collection?""What is a library?""What is a…

Reviews the literature on user studies in both online catalogs and bibliographic retrieval systems. User problems with both mechanical and conceptual aspects are reviewed and potential sources of problems due either to individual characteristics or system variables are discussed. Possible solutions and areas that need further research are noted.…