It is widely agreed that the rate of change in many industries is faster than ever before. Strategic decisions are, in addition to top management plans, made on a day-to-day basis closer to the firms markets. In order for the decisions made by individual employees to be strategically coherent it is necessary that the employees develop a shared understanding of some of the basic assumptions and concepts affecting their business environment. This paper presents a computer-based collaboration tool, which is used in the context of strategic planning to facilitate knowledge sharing, knowledge utilization, and learning.