Beer’s Viable system model
Neurocybernetic model: The model is directed toward information flows and communication links within an enterprise.
Viable: A viable system has the properties of self-repair, self awareness, recursion and maintenance of identity. (learning, regulation, adaptation, development)
Four Principles of Organisation (p. 86, based on 2 thermodynamic law, Ashby law, and 1st cybernetic principle)
Basic elements of an organisation system (system one).