Exaptation as a General Principle _Coherence, the Emergence of Meaning, and the Reuse of Patrons Across Scales_

Abstract

Complex systems often generate structures before their later function becomes apparent. In evolutionary biology this process is described as exaptation, where traits formed under one set of conditions are later reused in new roles. This paper generalizes exaptation as a cross-scale principle grounded in system coherence. When the rate of internal stabilization exceeds the rate of environmental disruption, patterns persist across time as reusable structures, here termed patrons. These patrons accumulate and constrain future dynamics, making them available for integration into increasingly complex organizations. Within this regime, systems do not construct new function from scratch. They reorganize and reuse previously stabilized patterns. This process produces the appearance that earlier structures were directed toward later outcomes, even though no foresight is involved. The same dynamics extend beyond biological systems into cognition and symbolic domains. Patterns that partially align with emerging structure attract attention because they are close to integration, and following them increases coherence by linking existing elements into more stable configurations. Meaning arises as these patterns become organized within a persistent network of relationships. As coherence increases, systems develop temporal depth and self-referential organization, allowing present states to depend on prior internal activity. This transition supports the emergence of an interior perspective in which the system maintains a structured relation to its own ongoing dynamics. Across physical, biological, and symbolic systems, the same sequence holds: patterns are generated, stabilized, retained, and reused. Exaptation is the mechanism of reuse, coherence is the condition that makes reuse possible, and meaning emerges as systems become capable of integrating their own accumulated structure across time.

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