Dissipative Structures

Definition

A dissipative structure, Ilya Prigogine's term, is an open system that maintains a stable form not despite a continuous flow of energy and matter through it but because of it — like a whirlpool or a flame, it holds its shape only as long as the flow continues. Unlike classical equilibrium structures, dissipative structures exist "far from equilibrium," and at critical points of instability they can spontaneously reorganize into new, more complex forms of order. Capra treats them as the structural half of his synthesis: "dissipative structure... [is] the structure of living systems."

In the Book

Chapter 8 opens with Ludwig von Bertalanffy's 1940s concept of the "open system" — living forms as a "flowing balance" (Fliessgleichgewicht) of structure and change — and traces how ecologists extended this into flow diagrams of ecosystem food webs, epitomized in Eugene Odum's dictum "matter circulates, energy dissipates." Capra walks through a full food cycle (photosynthesis pulling carbon and energy from the air into plants, respiration and decay returning it) as a concrete illustration of matter cycling while energy dissipates as heat. He then shows how Prigogine went further than Bertalanffy: an open system alone doesn't explain how new order can emerge from instability, but Prigogine's mathematics of far-from-equilibrium thermodynamics does, showing that at bifurcation points a system can spontaneously jump to a qualitatively new, more complex structure. Capra quotes Prigogine's own image for this — sculptures like the dancing Shiva that capture "the junction between stillness and motion" — as the emblem for a science that unites order and change rather than treating them as opposites.

Why It Matters

Dissipative structures dissolve the intuition that stability and change are opposites: a structure can be more stable, not less, because it keeps processing flow through it rather than sealing itself off. This reframes any persistent-but-not-static system — a market, an institution, a habit — as something that survives by continuously metabolizing inputs, and it explains why pushing a system to instability isn't purely destructive: instability is also the mechanism by which qualitatively new order gets created.