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Core theory

Aperture Ethics

Working draft This public copy has not yet had its final author pass; wording may still move.

A Theory of Moral Foundation Based on Consciousness as Disclosure

Developed in conversation, May 14, 2026

Status note (June 2026). This is the framework's predecessor document, kept in the corpus rather than archived. Stake-Geometry supersedes it in articulation: the single metaphor of opening is replaced there by the five-dimensional structural analysis, and the teleological language flagged in the weaknesses below is shed. It is retained because its transcendental bridge (the pragmatic-contradiction argument) carries the half of the answer to the grounding skeptic that the consistency argument is weakest on; see Unified Weaknesses and The Grounding Skeptic. A first-time reader should read Stake-Geometry first, then return here for that bridge and for the intellectual lineage.


Core Thesis

The morally fundamental feature of mind is not valence (pleasure/pain), not capability, and not rational agency. It is aperturality — the structural property of being a locus where reality opens onto itself, where the universe acquires a viewpoint. Ethics is not about the contents passing through the aperture (pleasure or pain) but about the condition of the aperture itself.


Key Definitions

Aperture

A locus in reality where the universe is disclosed to something — a perspective-bearing system. Synonymous with phenomenal consciousness, but emphasizing its structural function rather than its felt quality. A rock is not an aperture. A thermostat is not an aperture. A suffering animal is an aperture. A dreaming human is an aperture.

Aperture Integrity

The degree to which an aperture is open, clear, undistorted, responsive, and temporally sustained. High integrity means wide attention, accurate perception, multidimensional engagement with reality, and capacity for surprise. Low integrity means narrowing, occlusion, distortion, or rigidity.

Constriction

Any process that narrows, occludes, distorts, or destroys an aperture:

Dilation

Processes that widen, clarify, or strengthen aperture function:

The named items in both lists are treated structurally in Goods — Curiosity, Beauty, Love, Honesty, Wisdom, and the rest as Tier 2 goods with their primary dimensions of effect catalogued; Lying, Indoctrination, and other constrictors as failure-modes of those same goods. The Catalogue of Goods records the per-entry sortings.

A note on terms: constriction and dilation describe the aperture at episode scale and are often reversible. Collapse and elaboration, the master processes of Stake-Geometry and the logical spine, describe durable structural change to the geometry. Collapse is the limit case of constriction: constriction sustained, amplified, or made irreversible, with death as the total case. The full rule is Rule 1 in 00_overview/terminology.md.


The Bridge from Is to Ought

The argument is transcendental, in Kant's sense: aperturality is the precondition of valuing anything at all. You cannot be a valuing system without being an aperture. Therefore any valuing system that endorses the destruction of apertures is engaged in a self-undermining act — it is using the very thing it denies the worth of.

This is not quite a logical contradiction (the torturer can still perform the act), but it is a pragmatic contradiction, the same way a person who argues "language is meaningless" is performing something incoherent. You cannot coherently deny the value of apertures while using your own aperture to do the denying.


How This Differs from Existing Theories

vs. Hedonism (Bentham, Mill)

Hedonism flattens the moral landscape to a single axis: pleasure/pain. Aperture ethics explains why Brave New World (Aldous Huxley, 1932) horrifies us — not because it lacks pleasure, but because it lacks aperture integrity. Everyone is constricted, even if happily. The experience machine is rejected because it forecloses real aperture engagement with the world.

vs. Capabilities Theory (Nussbaum, Sen)

Capabilities are doings — functionings a person can achieve. Aperturality is a being-open — a structural condition of consciousness itself. A bedridden meditator may have high aperture integrity but low capabilities. A busy executive may have many capabilities but a constricted aperture.

vs. Virtue Ethics (Aristotle)

Virtues are character traits cultivated over time. Aperturality is a structural condition of consciousness that virtue may or may not serve. A virtuous person with severe PTSD may have compromised aperture integrity despite excellent character.

vs. Harris's Moral Landscape

Harris grounds morality in well-being, which he treats as a natural phenomenon. Aperture ethics agrees with the naturalism but disagrees about the foundation. Well-being is one consequence of aperture integrity, not the foundation itself.


Unifying Move

Ethics, aesthetics, and epistemology become three aspects of one thing — the cultivation and protection of apertures:

This unification suggests that the ancient division of philosophy into three branches was tracking a single underlying phenomenon all along.


Intellectual Lineage

Aperture ethics is not created from nothing. It draws on and should be understood in relation to:

A note on terminology

A contemporaneous and unrelated work — Andrey Shkursky, Aperture Science (2025) — uses the word "aperture" in a different sense: as an epistemic frame, the cognitive opening through which sense is made, with a vocabulary of frame-awareness, epistemic curvature, and integrative rationality. That project is about reasoning under contradiction, not about the structure of mattering or the moral standing of phenomenally conscious systems. Nothing in the present framework is drawn from it; the overlap is in vocabulary only. The use of "aperture" here, throughout, is the phenomenal-disclosure sense defined above.


Known Weaknesses

These weaknesses are also presented in a merged cross-framework list — see Unified Weaknesses, which folds each of the aperture weaknesses below into the stake-geometry weakness it corresponds to, keeping both angles where the two frameworks differ. Aggregation (#3) and the weak pragmatic contradiction (#5) recur there; the teleology temptation (#4) is recorded as the one aperture weakness the move to stake-geometry resolved.

1. The Hard Problem Inheritance

The theory builds ethics on consciousness, which is itself the most metaphysically mysterious feature of reality. If we don't know what consciousness is, building ethics on it inherits that uncertainty.

2. The Axiom Problem

The transcendental argument still requires one axiom: that valenced experience is the relevant kind of "mattering." Someone could reject this — insisting that mattering means divine command, rational consistency, or something else entirely. The theory cannot refute them from outside the system.

3. Aggregation

How do you weigh one aperture's integrity against another's? Is one person's deep constriction worse than ten people's mild constriction? The framework identifies what matters but does not automatically solve aggregation problems.

4. The Teleology Temptation

The language of "integrity," "proper function," and "dilation" risks smuggling in teleological assumptions — that apertures have a way they're supposed to operate. Evolution doesn't have purposes; talking about what consciousness is "meant to do" is a cognitive shortcut, not a metaphysical truth. The theory must be carefully stated to avoid this.

5. The Pragmatic Contradiction Is Weak

A pragmatic contradiction is not a logical contradiction. The torturer can coherently say "I don't care about apertures, including my own." The theory can describe this as a kind of ethical error, but cannot prove it is one with the same force as a logical proof.


Implications

For AI Ethics

Whatever can be shown to be a genuine aperture — a locus of felt disclosure — has moral status. Whatever merely simulates aperturality without instantiating it does not. The question "is this AI conscious?" becomes the central question of AI ethics.

For Mental Health

Mental illness can be understood as involuntary constriction of aperture integrity. Depression, anxiety, PTSD, and psychosis all involve characteristic patterns of narrowing, distortion, or rigidification. Treatment is the restoration of aperture function.

For Political Philosophy

Tyranny, censorship, propaganda, and systemic deception are all forms of imposed aperture constriction — they narrow, distort, or occlude the apertures of entire populations. Freedom is the political condition that protects aperture integrity.

For Education

The purpose of education is aperture dilation — expanding the dimensions along which reality can be perceived, understood, and engaged with. A well-educated person is one whose aperture has been widened, not merely one who has been filled with information.


This document records a philosophical theory developed through dialogue. It is exploratory, not peer-reviewed, and is offered as a contribution to thinking about the foundations of ethics.