Describes research using students at the University of Illinois at Urbana-Champaign that investigated the ways in which different levels of knowledge about a topic can affect search strategies in an online public access catalog. Previous research is reviewed, and implications for information intermediaries and designers of information retrieval…

Explores optimal foraging theory, derived from evolutionary ecology, for its potential to clarify and operationalize studies of scholarly communication. Metaphorical parallels between subsistence foragers and scholarly information seekers are drawn. Hypotheses to test the models are recommended. The place of ethnographic and bibliometric…