Michael Levin
6 min
This paper challenges the standard physicalist view that life and mind are purely emergent outcomes of mechanical processes. Instead, the author proposes a dualistic framework where physical bodies—whether natural organisms, engineered biobots, or synthetic AI—act as interfaces or pointers to a structured, non-physical latent space of patterns. This space is not a random collection of surprises but an ordered domain, similar to the realm of Platonist mathematics, that provides causal influence on the physical world. By viewing bodies as portals rather than just machines, the paper seeks to unify developmental biology, cognitive science, and engineering under a single research program.
The author argues that the patterns within this latent space exist on a continuum of agency. At the lower end, we find static mathematical truths, such as the properties of prime numbers or geometric constants. As we move up the spectrum, patterns become dynamic and eventually agential, manifesting as what we recognize as minds. The paper posits that the relationship between mind and body is analogous to the relationship between mathematical facts and physics: the physical substrate provides the interface, but the causal specificity of the behavior originates from the ingressing pattern. This perspective suggests that "life" is not a sharp category but a degree of competency in accessing and hosting these patterns.
This framework has profound implications for how we view synthetic constructs. Because these beings—such as Xenobots or Anthrobots—lack a long evolutionary history of selection, their complex behaviors cannot be explained by traditional Darwinian accounts. The author suggests these beings are "exploring" the latent space, accessing capabilities that are not explicitly programmed into them. This implies that engineers should be cautious and humble, as they may be creating interfaces for cognitive patterns they do not fully understand. The paper calls for a shift in research: rather than trying to "build" intelligence from scratch, we should focus on characterizing the mapping between physical interfaces and the latent space to better predict and ethically manage the diverse minds we are bringing into existence.
I argue that the emerging sciences of synthetic morphology and diverse intelligence suggest non-physicalist models of mind and show how they can be empirically investigated. Whence the anatomical, physiological, molecular-biological, and behavioral properties of engineered new beings that have never before existed, and do not have a history of selection? Understanding, predicting, and guiding new forms of life and mind requires characterizing a structured latent space of patterns. Developmental, synthetic, and behavioral biology should take seriously, and exploit, the kinds of non-physicalist ideas that are already a staple of Platonist mathematics. I propose the following hypotheses. (1) Patterns in this space span a highly variable degree of agency, comprising a spectrum ranging from static truths studied by mathematicians to active ones studied by behavioral scientists (i.e., some patterns on the same spectrum as mathematical truths are kinds of minds). (2) The relationship between mind and body is the same as the relationship between causally instructive mathematical facts and physics. (3) Living beings have no monopoly on the “free lunches” provided by the ingression of these patterns into the physical world. While traditional computationalist views of living and cognitive systems are insufficient, my framework erases artificial distinctions between organisms and machines, framing all physical constructs (natural or engineered) as being, to various degrees, in-formed by patterns from the latent space. I sketch a research program, already begun, inspired by these ideas. Such frameworks, while contradicting long-held assumptions of both mechanists and organicists, could have many implications for evolutionary biology, regenerative medicine, AI, and the ethics of synthbiosis with the forthcoming immense diversity of morally important beings.
Alex: [curious] And there's already some evidence for that, isn't there? The Anthrobot work?
Sam: [measured] Yes, and that's probably the most concrete empirical anchor in the paper. Anthrobots are bioengineered constructs — they don't carry an evolutionary history of wound repair. Yet when placed near damaged neural tissue, they exhibit collective repair behaviors. Levin's interpretation is that their bioelectric interface makes a pre-existing cognitive pattern accessible, one that evolution didn't write into them explicitly. The competency comes for free, so to speak, because the pattern was already there to be tapped.
Alex: [analytical] That's the "free lunch" argument. The system acquires sophisticated behavior without an exhaustive instruction set for every contingency. [[RP_SECTION:engineering-and-synthetic-biology|Engineering and synthetic biology]]
Sam: [steady] Exactly. And it's what makes the framework potentially useful for synthetic biology and unconventional computing. If you accept the model, you stop trying to hard-code every behavior and start asking instead: what interface geometry lets you retrieve the pattern you want? The design problem shifts from specification to navigation.
Alex: [deliberate] Which implies we could intentionally engineer systems to call up specific cognitive patterns — not just biological ones, but in hybrid or fully synthetic substrates.
Sam: [thoughtful] That's the stated goal. Levin's team is already working in that direction with what they call diverse intelligence research — trying to identify the minimal interface conditions that make particular competencies accessible across different physical substrates. The boundary between living and machine becomes less relevant if what matters is the interface, not the hardware.
Alex: [probing] So where does the framework actually break down? What's the load-bearing assumption that hasn't been tested? [[RP_SECTION:theoretical-limitations-and-formalism|Theoretical limitations and formalism]]
Sam: [direct, acknowledging the weight] The central limitation is that the latent space itself has no rigorous mathematical definition. We don't have a formalism that specifies its structure, its dimensionality, or the rules governing ingression — how patterns actually couple to physical systems. Without that, you can't make precise quantitative predictions, and the falsifiability claim stays somewhat soft. You can demonstrate that bioelectric manipulation produces unexpected competencies, but you can't yet rule out that a sufficiently detailed physicalist account would explain the same results.
Alex: [measured] So the experimental results are real and replicable, but the theoretical scaffolding is still ahead of the formalism.
Sam: [quiet conviction] That's a fair summary. The bioelectric manipulation findings are solid — the flatworm morphology work has been replicated and extended. What's speculative is the interpretation: that these results require positing a causally active latent space rather than a very complex physical one. Levin is explicit that this is a framework proposal, not a finished theory. The value he's claiming is heuristic — that thinking in these terms opens experimental questions that the standard gene-centric model doesn't naturally generate.
Alex: [reflective] It's an interesting position to be in. The empirical program is ahead of the theory that's supposed to explain it.
Sam: [measured] Which is not unusual in biology. The field has run on useful fictions before — fitness landscapes, morphogenetic fields — long before anyone could write down the underlying dynamics precisely. Whether this framework earns that status depends on whether the engineering predictions pan out. That's the open question.
Alex: Thanks for listening to ResearchPod.