Based on the literature and interviews with personnel in the United Kingdom, this article identifies possible roles for information professionals in the design and development of expert systems. The need for training in expert systems, communications with computer scientists, and improved recognition of the information science profession are…

Presents a description of PLEXUS, an expert system on gardening designed as a referral tool for public libraries by the University of London. Highlights include determining user characteristics, developing the problem statement, the use of semantic categories, and search strategies that modify the original problem statement using Boolean…