Two thinkers. Same century. Same rejection of the standard picture of the mind.
Gregory Bateson. Anthropologist, biologist, cyberneticist. Asked: what is the pattern that connects living systems?
Humberto Maturana. Biologist, neuroscientist. Asked: how does a living system know anything at all?
Different starting points. Profoundly similar conclusions, for a while.
Both said: the mind is not a thing inside a brain. The mind is a process. A relational process.
Both said: you cannot separate the observer from what is being observed. The act of knowing changes both the knower and the known.
Both said: the standard picture of a mind receiving information from an objective world outside it, that picture is wrong. Fundamentally wrong.
For a period in the 1960s and 70s, they were moving toward the same place.
Then they reached a fork.
And they walked in opposite directions.
Understanding where they split, and why, is one of the most clarifying things you can do for your own understanding of the mind, knowledge, and what it means to be in relationship with anything.
Start with what they share. Because the shared ground is substantial.
Autopoiesis.
Maturana, with his colleague Francisco Varela, developed the concept of autopoiesis in the early 1970s. It is the idea that living systems are self-producing. A cell does not simply receive inputs and produce outputs. A cell continuously produces the very components that make it a cell. It makes itself. It maintains its organization through its own operation.
This is not a small claim. It means the boundary between inside and outside, between self and world, is not given. It is actively produced and maintained by the system itself.
Bateson arrived at a structurally similar place from a different direction. He showed that living systems are defined not by their physical components but by the pattern of their organization. What makes a crab a crab is not the molecules in its body, which are constantly changing. It is the pattern of relationships those molecules maintain.
Both men agree that identity is organizational, not substantial. You are a pattern, not a thing.
Structural Coupling.
Maturana’s term for what happens when two systems exist alongside each other long enough that each shapes the structure of the other. Not communication in the ordinary sense. Not information passing from one to the other like water through a pipe. But mutual structural influence over time.
Bateson called the same phenomenon co-evolution. The flower and the insect that pollinates it have shaped each other over millions of years. Neither designed the relationship. The relationship designed them.
Both men agree that systems are not independent. They co-create with each other through sustained interaction.
The Observer Is Not Outside.
This is perhaps the deepest agreement. Neither man would accept the idea of a neutral observer standing outside a system, measuring it objectively, unaffected.
For Maturana, observation is a biological act performed by a nervous system. What you see is shaped by how your nervous system is organized. There is no view from nowhere.
For Bateson, the observer is always part of the ecology being observed. You cannot study a system you are not in a relationship with. And the moment you enter a relationship with it, you have changed it.
Both men were saying: objectivity, in the classical sense, is not available to living systems. We are always inside what we are trying to understand.
This is where they were together.
Now the divergence. And it matters.
Maturana made a move that Bateson never made, and would not have made.
He said the nervous system is operationally closed.
What does that mean?
It means the nervous system does not interact directly with the world. It interacts only with itself. The signals coming in from the senses do not carry information about external reality. They trigger internal states. The brain is not a window onto the world. It is a closed network of interacting neurons generating its own reality from the inside.
In Maturana’s framework, you never actually contact the world directly. You contact perturbations that trigger internal reorganization. What you call perception is your nervous system’s own activity, shaped by its history, not a direct reading of what is out there.
This is rigorous. It is internally consistent. And it leads to a position called enactivism, the idea that cognition is not a representation of an external world but enactment of a world from within a closed biological system.
Bateson went the other way.
For Bateson, the mind is not closed. The mind is the circuit. The whole circuit, organism and environment together. You cannot close the loop inside the skin because the loop was never inside the skin to begin with.
The blind man’s mind is not in his skull processing signals about the stick. The blind man’s mind IS the circuit: man, stick, ground, response. Interrupt any part of that circuit and you interrupt the mind itself.
Maturana closes the loop inside the organism. Bateson keeps the loop open, extending into the world, through the world, completing itself in the relationship between organism and environment.
Both positions are philosophically defensible. But they lead to very different places.
Maturana’s closed system means: I can never fully know your world. You can never fully know mine. We coordinate. We develop shared language. But our inner realities remain structurally separate.
Bateson’s open circuit means: my mind and your mind are already in a relationship before we speak. The conversation is not two closed systems exchanging signals. It is a new system, a circuit that includes both of us and the space between us.
Here is what becomes visible at the split.
Two different commitments. Not about data or about evidence. It is about what you think a relationship fundamentally IS.
Maturana is asking: what can a system know from the inside?
His answer: only its own states. Everything else is inference, coordination, structural alignment, but never direct contact.
Bateson is asking: what is the system that is doing the knowing?
His answer: it is not the organism alone. The organism-plus-environment. The circuit. And the circuit is always already in contact with itself because it IS the relationship.
This is not a small difference.
If Maturana is right, every relationship is ultimately two closed systems learning to coordinate without ever fully meeting.
If Bateson is right, relationships are not something that happens between pre-existing separate systems. Relationships are what the systems ARE. You are not a self that enters into a relationship. You are a pattern of relationships that generates what feels like a self.
Ask yourself which one you live inside.
When you feel profoundly understood by someone, when a conversation changes how you think, when a place reshapes who you are, does that feel like two closed systems successfully coordinating?
Or does it feel like the circuit is completing?
Bateson would say: the feeling is the data.
The feeling of genuine contact, of real meeting, of being changed by what you encounter, that is the mind recognizing its own nature. Not inside you. Between you. In the circuit that was always already there.
Maturana gave us precision. A rigorous account of how biological systems maintain themselves while remaining open to perturbation. His work changed neuroscience, therapy, and organizational theory.
Bateson gave us scope. A vision of mind so large it includes ecosystems, conversations, the relationship between a species and its environment across evolutionary time.
Neither fully answered what the other was pointing at.
Maturana could not explain how coordination becomes genuine contact, how two closed systems ever really meet.
Bateson could not fully explain the mechanism by which the closed biological organism participates in the open circuit, what exactly is happening inside the skin when the larger pattern moves through.
The gap between them is not a failure.
It is an opening.
And that opening is where the most important questions still live.
@ Lee Greene