Proposes scientific theory of the subject matter of library and information science and how it can be organized in terms of the function of documents and their basic use. A hierarchy of classes of documents is described including one, several, or all of the following: information, creativity, understanding, and explanation. (Author/EM)

This study describes the research articles published during 1980 in 41 core library journals and reports data for each source article: journal, research methodology, subject, total number of references, and number of references to journal articles. List of journals included in study and 12 tables are appended. (9 references) (EJS)

Measures change in social and private net present value of expected lifetime earnings attributable to M.L.S. degree under current market conditions and calculates effect of changes in placement rates and of two-year MLS degrees. Implications for profession's ability to attract capable individuals and for its sex composition are discussed. (33…

Examines the literature on the myth of "hard science-soft science" as a means of defining scientific specialties and classifying science literature, and discusses some shortcomings of scholarship in library and information science. Use of Toulmin's categorization of sciences to organize the literature and provide access for scientists is…