For complex, layered and hierarchical systems that have multiple possible stable structural states, the structural configuration toward which the system evolves depends on the relative locations of subsystems generating variety and the control subsystems able to regulate overall system variety.
Explanation:
Spatial and hierarchical relationships between variety-generating and variety-controlling subsystems determine which stable configuration a system evolves toward. System evolution is governed by variety dynamics topology, not just variety quantities.
Key insights:
- Structure follows variety topology: System organization emerges from the arrangement of variety-processing relationships
- Evolution trajectories are constrained: Given variety topology, possible evolution paths can be anticipated
- Design influences evolution: Strategic positioning of variety generation and control systems shapes evolutionary outcomes
- Multiple stable states exist: Complex systems can evolve toward different configurations based on topology
- Topology changes redirect evolution: Repositioning variety processing relationships alters system trajectory
Implications:
Successful system architecture requires variety topology design as much as functional design. Sustainable system evolution depends on achieving appropriate relationships between variety generation and variety control at all hierarchical levels.
Note on biological systems: The principle that relative positioning of variety-generating and variety-controlling mechanisms influences stable structural configurations may extend to biological systems (molecular networks, organisms, ecosystems), though this application requires further development.