This essay focuses on use of the Library of Congress Subject Headings system in online catalogs for the retrieval of information by subject. Among the topics addressed are differences among catalog forms (card, microform, and computer); user interface with different forms of catalog; the types of subject indexes employed in present online…

Three articles discuss the use of computers in education: (1) "References for a Broader Vision" (Henry F. Olds, Jr.); (2) "What Every Teacher Should Know About Computer Simulations" (David Grady); and (3) "The Computer as Palette and Model Builder" (Interview of Alan Kay). (CJ)

Issues connected with knowledge acquisition through the development of complex computer programs--Intelligent Tutoring Systems (ITSs)--are discussed. The components of such a system and its applications are considered, including: elicitation of knowledge, tutoring with incomplete/uncertain knowledge, self-improving tutoring systems, and…

The 16 articles in this theme issue focus on ways in which libraries provide subject access to their collections in a fast-changing technological environment: (1) "Uncovering Information" (Neal K. Kaske and Peter Paulson); (2) "The New York State Library's Evolving Public Access Catalog" (Alexandria Wolff and Jean Hargrave);…

Controversies involving science, technology, and society are explored in 15 articles written by historians, social scientists, management consultants, engineers, and experts in the history of science. Technological development in an historical context is the central theme of the booklet. Major issues discussed include effects, preconditions, and…

Questions of technology and change are explored in approximately 70 essays written by university and research scholars, consumer advocates, political philosophers, engineers, and bureaucrats. The book is part of a multimedia series developed to present college level course material to the general public through cooperation of newspapers, public…