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LIT-438: The bounds of cognition

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Properties4
StatusActive — read in full 2026-10-02 (NOTE-368); worth reading as the first sustained reply to LIT-097 and the source of the "mark of the cognitive" line of criticism. It grants parity and argues that cognition has two necessary marks, non-derived content and a distinctive kind of causal process, which notebooks, screens and tools lack as a matter of contingent fact; and that brain-plus-tool systems are too motley to support a science. Read it for that structure, not for proofs: both marks are assumed ("we assume without argument"), and the processing differences it lists are asserted from common knowledge, not measured. The phrase "coupling-constitution fallacy" is not in this paper; it comes from the authors' later work.
Tagscognition, philosophy-of-science, philosophy-of-language, mereology, embodied-cognition
Cited as “paper” byNOTE-368 — Adams & Aizawa — The bounds of cognition
Cited as “source” byTHEORY-582 — Causal coupling between a process and something outside it does not by itself make that thing part of the process, so an argument from coupling to extended cognition needs a further premise saying what makes a process cognitive, THEORY-591 — Cognition has two necessary marks, involving non-derived content and a distinctive kind of causal processing, and as a contingent fact only processes in the brain have both, so notebooks, screens and tools coupled to a thinker are not parts of cognition, and human-plus-tool systems will support no science of their own

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Fred Adams, Ken Aizawa (2001), Philosophical Psychology 14(1), 43–64 — DOI-10.1080/09515080120033571

Standing in the record

Filed on 2026-10-02 at the owner’s request, as the first of the critics of Chalmers’s extended-mind programme. NOTE-368 is the close reading of the same day, and it placed the work: Active.

How it bears on LIT-097. It is a direct reply, and it attacks the step NOTE-180 found unargued: from causal coupling to parthood. Its §3.2 argues that “the mere causal coupling of some process with a broader environment does not, in general, thereby, extend that process”, using the bimetallic strip in a thermostat and filtration in the kidney. It does not call this a fallacy. The phrase “coupling-constitution fallacy”, which NOTE-180 attributes to these authors, is from their later work; Chalmers’s 2019 chapter (LIT-415) cites it to their 2008 book. Unusually for a critic, they accept LIT-097’s parity sentence (“true and obvious”) and place the dispute in what counts as cognitive.

What the critics show and do not. The paper shows that the 1998 argument needs a premise about what makes something cognitive, and that LIT-097 offers none (“they have suggested none”). It does not show that its own two marks are correct. Both are assumed, and Clark’s reply (LIT-403) presses exactly there: the authors themselves concede it is “unclear to what extent each cognitive state … must involve non-derived content”. Rupert (LIT-422) distances himself from the derived-content argument as question-begging, and says his own argument, developed independently, dovetails with the other half: that internal processes have cognitively relevant properties external ones lack.

On consciousness and THEORY-043. The paper assumes “without argument” that qualia and phenomenal consciousness are not essential to cognitive processes. So it says nothing about the hard problem or group consciousness. Its last move, though, is an argument about natural kinds: there will be no science of human-plus-tool systems, because they are “a motley collection”. If sound, that cuts against counting a nation as one cognitive system, which LIT-159 needs. But it is a speculation (“Slim to none, we speculate”) and is not applied to groups.

It carries no instruction for machine-learning practice. Its §2.2 uses a look-up table that passes the Turing test and chess programs’ search as cases of behaviour without cognition; those are illustrations, not claims about ML.

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