Discusses aspects of microcomputer operation that are associated with the human operator and the interface between human and machine or workplace. Work productivity, furniture design (desks, seating), keyboards (shape, layout, and "feel" of keys), and video display terminal screens and lighting are noted. (EJS)

Reviews the questions and issues which must be addressed as libraries enter an age in which the development of online catalogs for library users is becoming more feasible. Viability of online catalogs, current activities in catalog development, variables involved in catalog design, and the potential of online systems are discussed. (JL)