Discussion of user problems with navigating large spaces in virtual information environments focuses on a top-down application of semantic knowledge by the user from experiences within the sociocognitive context of information production and consumption. Considers individual differences in studies of interaction; spatial and semantic cues; and…

Describes four major types of learning theories (behavioral, cognitive, cybernetic, and andragogical); examines pertinent literature for each; and traces links between the literature of learning theory and that of the design of online public access catalog instructional systems. (32 references) (Author/CLB)