Introduces this issue, which contains papers from the 1991 Data Compression Conference, and defines data compression. The two primary functions of data compression are described, i.e., storage and communications; types of data using compression technology are discussed; compression methods are explained; and current areas of research are…

Discussion of providing access to needed information focuses on five historical schemes that represent speculative approaches to solving the problem of restructuring and mobilizing the content of documents. The collection, analysis, and restructuring of information already available in some other form and the need for an information professional…

Identifies a set of objects that is genuinely indigenous to management information systems and constructs a simple model based on them. The model's four basic entities, which define the scope of information theory, are data, information, knowledge, and wisdom. (Contains 46 references.) (KRN)

Explores the effects of task characteristics and structural characteristics on aspects of information processing based on a survey of employees in the Australian telecommunications industry. Relevant research is reviewed; the analysis of results is explained; and implications for organizations are suggested. (Contains 42 references.) (LRW)