In order to achieve a good quality/price ratio the online searcher must concentrate on both the strategic approach--database selection, understanding of search software, and efficient search strategy--and the conceptual approach--analyzing semantic content. The online search expert becomes more skilled (the "Matthew" effect) while the…

Provides contextual frameworks for the nature of information technology, the information universe, and the information search as they relate to online information retrieval. Theories on search strategy are reviewed, cognitive models of information seeking are highlighted, and future directions for research on users' search processes are discussed.…

Intended to assist library educators, vendor representatives, end-user trainers, and experienced searchers, this article examines typical problems encountered by students in learning online searching. Problems with database selection, search tactics, and using the search system are highlighted, and a sample online exercise and search request form…

Discusses library use studies that examined library catalog search failures and demonstrates types of online catalog access that can reduce the failures caused by card catalog flaws or by user search errors by half. The use of single keyword, implied Boolean, or derived truncated key retrieval is suggested. (14 references) (LRW)

Discusses factors to consider in identifying and accessing appropriate data sources for environmental chemical information and describes three training programs for end-users: (1) a course on retrieval of information on dangerous substances; (2) a seminar on German offline databases on chemicals; and (3) a workshop on the Information System for…