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Updated: Feb 17, 2026

Characterization of the Sense of Agency over the Actions of Neural-machine Interface-operated Prostheses
Published on: January 7, 2019
1National Institute on Aging, Laboratory of Genetics, 251 Bayview Blvd., Baltimore, MD 21224, USA.
This article explores how living beings function as collections of smaller, interacting parts called subagents. By using principles of constructivism, the author explains how these parts work together through both direct control and subtle guidance to help organisms adapt, learn, and evolve over time.
Area of Science:
Background:
No prior work had fully resolved how complex biological systems organize their internal components to ensure survival. It was already known that organisms possess a modular structure to maintain stability. That uncertainty drove researchers to investigate the underlying logic of these diverse biological parts. Prior research has shown that subagents often exhibit both cooperative and competitive behaviors within a single host. This gap motivated a deeper look into the mechanisms governing these internal relationships. Many scholars previously focused on direct control rather than the nuanced ways parts influence each other. This study addresses the lack of a unified framework for understanding how these components interact. The current inquiry provides a fresh perspective on the modular nature of life.
Purpose Of The Study:
The aim of this study is to explore how organisms develop tools, subagents, scaffolds, and signs. This research addresses the reasons why organisms exhibit a composite nature. The author seeks to clarify how diverse subagents interact through both cooperation and conflict. The work examines the necessity of modularity for efficient and robust biological functionality. A specific goal involves defining the role of guiding interactions in evolutionary processes. The investigation explores how these interactions modify the learning capacity of partner agents. The study also aims to demonstrate how subagents construct reciprocal scaffolding for one another. This inquiry provides a conceptual framework for understanding the communal evolution of internal biological components.
Main Methods:
The review approach utilizes principles of constructivism to analyze biological organization. This strategy involves evaluating how organisms develop tools, scaffolds, and signs. The author synthesizes existing literature on modularity to explain subagent behavior. The investigation focuses on the distinction between forced actions and guiding interactions. Theoretical modeling provides the basis for understanding these complex relationships. The study examines specific examples, such as the relationship between animal bodies and minds. This analytical framework allows for the exploration of evolutionary and learning processes. The methodology relies on conceptual synthesis rather than empirical laboratory experimentation.
Main Results:
Key findings from the literature indicate that organisms possess a composite nature defined by diverse, interacting subagents. The research shows that these components operate through partially cooperating and partially conflicting pathways. Findings demonstrate that guiding interactions modify the evolutionary possibilities of partners by establishing constraints. The study reveals that subagents construct reciprocal scaffolding to maintain communal balance. Results highlight that the pain system effectively adjusts mental learning to physical bodily limitations. The analysis confirms that mind and behavior exert reciprocal effects on the development of the body. The literature suggests that these processes incorporate mechanisms related to Lamarck and Baldwin. The evidence supports the view that modularity is essential for robust functionality across different time scales.
Conclusions:
The author proposes that modularity serves as a requirement for robust biological functionality. These findings suggest that subagents utilize both material and semiotic relations to coordinate their activities. The research implies that guiding interactions allow for long-term adaptation without immediate disruption. Synthesis and implications indicate that reciprocal scaffolding helps rebalance communal evolution among internal components. The study highlights how the pain system acts as a bridge between physical constraints and mental learning processes. Evidence shows that behavioral changes can exert feedback effects on the development of the body. The work confirms that these interactions shape the evolutionary trajectory of complex organisms. These conclusions provide a theoretical foundation for understanding the composite nature of life.
The researchers propose that subagents interact through material relations, which force specific actions, and guiding interactions, which modify learning possibilities without immediate disruption. This dual mechanism allows for both robust functionality and flexible adaptation within the organism.
The author defines guiding interactions as influences that do not cause immediate effects or disrupt partner evolution. These interactions establish scaffolds and constraints that adjust the long-term learning capacity of the partner agent.
Modularity is necessary for efficient and robust functionality, including mutual construction and adaptability. Without this partitioned structure, organisms would struggle to manage the complex, partially conflicting needs of their diverse internal subagents across various time scales.
The pain system acts as a specific scaffold that adjusts mind-based learning to match physical and physiological constraints. This interaction illustrates how bodily states provide feedback to mental processes to ensure the organism remains aligned with its biological requirements.
The author measures the impact of these interactions by observing how they rebalance communal evolution and learning. This phenomenon involves reciprocal effects where mind and behavior influence the development of the body, as seen in Lamarckian and Baldwinian processes.
The author claims that these interactions allow subagents to construct reciprocal scaffolding for each other. This process rebalances the communal evolution and learning of the organism, ultimately shaping its long-term survival and adaptability.