This critical analysis argues against the use of results from a computer model to project the growth and decay of cities as proposed by Forrester in his book "Urban Dynamics." (EB)

This article argues that systems thinking transcends disciplinary boundaries and should be part of everyone's education. Stresses future importance of systems global models and their capacity for planning and decision making on a world scale. A tentative topic outline for a systems approach course at university level is proposed. (Author/SMB)