During the 1980s, microcomputers provided capabilities for such personal computing and information-handling tasks as financial analysis, word processing, and data base management. The 1990s signal the beginning of a major development period for information technology that supports people working in small groups. As collaborative work groups and business teams become more prevalent, the demand for group decision support systems, or GDSS tools, will increase. The next five years should see a rapid dissemination of GDSS technology into organizations.