Knowledge management and organizational memory -- Understanding case-based reasoning -- Managing product quality : total recall at National Semiconductor -- Developing expertise : color matching at General Electric Plastics -- Improving process design : knowledge sharing in aluminum foundries -- Benchmarking best practice : internal financial control at Deloitte Touche -- Information retrieval : intelligent online product selection for Analog Devices -- Distributed sales support : Web-based engineering at Western Air -- Personalizing information services : intelligent digital TV at Changing Worlds -- Lessons learned.