Physical, economic, technical, and social constraints are analyzed in the case of the online vendor, and each component in the chain is considered separately. The user's problems are analyzed from the viewpoint of both the intermediary and the end user, and the effect of the changeover to a new system is considered. (Author)

This document reports on the e-mail-based question and answer services (digital reference) that the Department of Education offers to customers. The report is presented in five sections. Section 1, "Introduction," outlines the research goals which were to: analyze current processes, procedures and problems; suggest solutions for…

This paper describes the Loyola Center for Educational Improvement's (LCEI) effort to develop a clearinghouse on mastery learning (CML) which would serve as a depository for conceptual and research documents on mastery learning, competency-based education, instructional design, and other related topics. The nature of the clearinghouse is defined…

The Northeast Academic Science Information Center (NASIC) program, funded by a grant from the National Science Foundation to the New England Board of Higher Education, experimented in using a regional organization to develop an intermediary role in the process of providing machine-readable bibliographic search services to the academic research…