This volume is the result of the 11th International Conference on Information Systems Development: Methods and Tools, Theory and Practice, held in Riga, Latvia, September 12-14, 2002. The purpose of this conference was to address issues facing academia and industry when specifying, developing, managing, reengineering and improving information systems. This volume is an excellent reference for anyone in the fields of general management, systems and control theory, software engineering and operation systems.