Graziano, M. S. A. (2024). Illusionism Big and Small: Some Options for Explaining Consciousness. eNeuro 11(10): ENEURO.0210-24.2024. doi:10.1523/ENEURO.0210-24.2024.
Key takeaways
From the reading, NOTE-1071.
- The chain. An object (Item 1) is encoded by an automatic model (Item 2), read by higher cognition (Item 3) and reported (Item 4). The claim “I have a subjective experience” needs an Item 2 that encodes it, so the question is what its Item 1 is (pp. 2–4).
- Arrow B. A theory that explains how neurons produce a feeling must also explain how the feeling gets encoded for report. Without that, “the conscious feeling that emerges from the brain cannot be the consciousness that we say we have” (p. 5). Theories that skip it are called “magical mind” theories, IIT and the workspace theory included.
- Big and small. Hard illusionism (no Item 1) is judged improbable. “Subtle illusionism is necessarily true of all models in the brain and must be true of consciousness as well” (p. 7). “Caricature” is preferred to “illusion” (p. 2).
- Retrofits. Illusionist IIT makes integration the target of a model (“consciousness is a distorted representation of integrated information”, p. 7). Illusionist workspace has the workspace model itself (pp. 7–8).
- Attention schema. Attention is proposed as Item 1, by causal access, resemblance in outline and covariation with report, and the attention schema as Item 2 (pp. 8–10).
- Deep illusionism. Attention, workspace and integration are aspects of “the deep, selective processing of information in the cerebral cortex” (p. 11). Asking where consciousness resides is “poorly formulated” (p. 11).
- Its limits. No new data. The covariation is cited. The step from every model’s being schematic to the reported essence’s being absent is assumed. The unification of the three theories is asserted.
Why this is here
The owner’s exchange of 2026-10-21, “Experience and interpretation”, asked whether experience is constituted by interpretation or produced by it. The exchange cited this paper to show that illusionism need not make consciousness wholly fictional. An illusionist layer, the attention schema, can sit on a workspace or integrated-information account, so that real organization is misdescribed by a simplified self-model. The record already holds Frankish’s statement of illusionism, LIT-458, and Chalmers’s meta-problem, LIT-425. Bears on CLAIM-355, THEORY-633 and THEORY-577.
Qualification from the reading. The description is accurate about the layer. It needs one qualification. What is not fictional, for Graziano, is the process modelled, Item 1. The phenomenal experience as reported is fictional: “The subjective, phenomenal experience that Bob describes is a distorted construct” (p. 7). His “small” illusionism is therefore not a weak illusionism in Frankish’s sense, which keeps phenomenal properties. It is Frankish’s strong illusionism with a named target. Graziano’s “hard” illusionism, a model of nothing, is further out than Frankish. So the paper supports CLAIM-355’s split between real organization and represented owner, but extends the illusion to phenomenality, which CLAIM-355 leaves open. Arrow B is THEORY-577’s constraint, stated independently (the paper does not cite Chalmers 2018).
Filed from this work on 2026-10-22: THEORY-873, deep illusionism and Arrow B.