Describes a comparative study of the "help" facilities of 16 interactive information retrieval systems. Guidelines for the design of a "help" facility are presented and then used to evaluate the quality and friendliness of each system. Suggestions for the improvement of online "help" facilities are discussed. (31…

Briefly describes available expert system shells and identifies evaluation criteria relevant to the use of a shell by libraries. Areas discussed include ease of use by system developers and end users, detachability of finished systems, and costs. A glossary is provided. (10 references) (CLB)

Developed from presentations given at a 3-day invitational meeting of 31 leading online catalog designers from both public and private sectors in North America, these papers provide information about online catalogs--their present form, their use, and the questions that need to be considered in their future refinement. All of the papers in this…

Clarifying the meaning of principal effectiveness as a point of departure in the development of an appraisal system in Connecticut is discussed, focusing on the reasons for an appraisal system, how effectiveness should be defined, where to find relevant information, and how best to organize such information. (SLD)

Identifies factors that reduce the effectiveness of computers as intermediaries and discusses possible negative effects on user satisfaction and the interaction between users and librarians. A set of guidelines for the improvement of online catalogs, based on user needs and abilities, is presented. (41 references) (CLB)