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Use when checking what is live in the field (AI authorship and copyright, and an art market whose recovery mostly is not one, verified August 2026), correcting an art-theory misconception, finding the books, or needing a picker and a looking checklist. Companion to the other art-theory-fundamentals skills.

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SKILL.md
---
name: art-reference
description: "Use when checking what is live in the field (AI authorship and copyright, and an art market whose recovery mostly is not one, verified August 2026), correcting an art-theory misconception, finding the books, or needing a picker and a looking checklist. Companion to the other art-theory-fundamentals skills."
---

# Art Theory Fundamentals: What's Live, Misconceptions, and Canon

> **Part 5 of 5** of the *Art Theory Fundamentals* reference (plugin `art-theory-fundamentals`), covering §23–§27. Sibling skills: `art-claims-elements-colour-and-composition` (§0–§7), `art-aesthetics-and-philosophy-of-art` (§8–§13), `art-history-modernism-and-the-canon` (§14–§16), `art-interpretation-criticism-and-the-art-world` (§17–§22). Section numbers are shared across the set; a reference written as §N → `skill` points into that sibling skill.
>
> **Currency:** Aesthetics and formal theory are stable to the point of being ancient. Two areas are live. See §23 below for AI authorship and copyright, and the state of the art market.

> **⚠️ Read §1 → `art-claims-elements-colour-and-composition` first, because the epistemic situation here is unlike the sciences and
> unlike the humanities that model themselves on sciences.**
>
> **⚠️ Art theory is not one thing. It is at least four things with different standards of
> truth**, **and confusing them is the source of nearly every bad argument about art:**
> **craft knowledge that is testable**, **philosophical claims that are argued**,
> **historical claims that are evidenced**, **and interpretive claims that are neither
> true nor false but better or worse.**
>
> **⚠️ GOTCHA** boxes mark widely-taught claims that are false, or fights that are
> commonly mistaken for settled.
>
> **The three ideas that organize this document:**
> 1. **⚠️ "Is it good?" and "is it art?" and "do I like it?" are three different questions**
>    with three different kinds of answer, **and most public argument about art is people
>    answering different ones at each other** (§1 → `art-claims-elements-colour-and-composition`, §9–§12 → `art-aesthetics-and-philosophy-of-art`).
> 2. **⚠️ The formal layer is genuinely teachable and largely objective in its effects.**
>    **Value structure, edge control and composition do predictable things to a viewer**
>    (§2–§7 → `art-claims-elements-colour-and-composition`). **This is the part that's craft, and it's the part most theory-first
>    treatments skip.**
> 3. **⚠️ Almost every "rule" in art instruction is a heuristic with a good hit rate**,
>    **not a law** — **and knowing why it usually works tells you when to break it.**

---

## §23. What's Live — verified August 2026

### 23.1 ⚠️ AI, authorship and copyright
**⚠️ One question is now settled in the US and the more interesting ones are wide open.**

**⚠️ Settled: purely AI-generated work cannot be copyrighted in the US.**
- **The saga: Stephen Thaler applied in 2018 to register "A Recent Entrance to Paradise,"
  created by his AI system, listing the machine as author.** **The Copyright Office
  refused; a federal district court upheld that in 2023, holding human authorship a
  "bedrock requirement"; the DC Circuit affirmed in 2025** — ⚠️ **Judge Millett writing
  that the Copyright Act of 1976 requires eligible work to be authored in the first
  instance by a human being.**
- **⚠️ On 2 March 2026 the Supreme Court denied certiorari in *Thaler v. Perlmutter*
  (No. 25-449)**, **leaving the DC Circuit ruling standing.** **Human authorship is a
  requirement of US copyright.**

> **⚠️ GOTCHA — the bar for AI-ASSISTED work is much higher than most people assume, and
> this is where the practical exposure sits.** ⚠️ **The Copyright Office has rejected
> claims from artists who argued their Midjourney prompting constituted sufficient
> authorship — including, in one reported case, a work refined through more than 600
> prompts.** **In the Kashtanova graphic novel decision, the Office allowed copyright over
> the human-authored text and the arrangement but EXCLUDED the AI-generated images.**
> ⚠️ **Prompting alone, however elaborate, has not been accepted as authorship.** **What
> can qualify: creative selection and arrangement of AI output, and substantial human
> modification of it.**
> **⚠️ The commercial consequence is real**: **if a delivered image can't be copyrighted,
> a client can't own it exclusively, and competitors may reproduce it.**

**⚠️ Wide open — the training-data question.** **Class actions filed against Stability AI,
Midjourney, DeviantArt and others in 2023–24 remain in active litigation as of 2026**, with
**three unresolved questions: whether training on copyrighted images is fair use;
whether outputs resembling specific works are derivative; and what remedy artists have.**
⚠️ **Related cases have gone against AI developers on narrower facts — in *Thomson Reuters
v. Ross Intelligence* a court found training on Westlaw headnotes was not fair use, though
that involved a non-generative search tool and is on appeal.**
**⚠️ And it is not globally harmonized**: **the US relies on case-by-case fair use;
Japan has legislated broad training exceptions; the EU provides opt-out mechanisms under
the DSM Directive; and the UK offers limited protection for "computer-generated works"
that the US does not.**
**⚠️ The Copyright Office has explicitly said the current bar reflects the current state
of the technology and could change if AI systems evolve to give users sufficient control
over expressive elements.** **This is not a permanent settlement.**

**⚠️ The theoretical questions this raises are older than the technology**, and §11–§12 → `art-aesthetics-and-philosophy-of-art`,
§18 → `art-interpretation-criticism-and-the-art-world` and §20 → `art-interpretation-criticism-and-the-art-world` are where they live: **if authorship requires intention, what is a prompt?**
**If photography's evidentiary force is indexical (§18 → `art-interpretation-criticism-and-the-art-world`), what is an image caused by a
model rather than by light?** ⚠️ **Duchamp's readymade already established that selection
can be an artistic act — which is precisely the argument prompt-based artists make, and
precisely the argument the Copyright Office has so far declined.**

### 23.2 ⚠️ The art market — a recovery that mostly isn't one
**⚠️ The Art Basel and UBS Global Art Market Report 2026 (Clare McAndrew, Arts Economics)
covers 2025**, and **the headline and the substance point in different directions.**

**The headline**: **global sales rose 4% to an estimated $59.6 billion in 2025** — **the
first growth since 2022, after two years of contraction.** **Dealer sales up 2% to $34.8bn;
public auction up 9% to $20.7bn; auction-house private sales down 4% to just under
$4.2bn.** **Transaction volume ~41.5 million, up 2%.**

> **⚠️ GOTCHA — the aggregate obscures more than it reveals, and one critic's framing is
> worth repeating: in a market this structurally unequal, averaging IS obscuring.**
> ⚠️ **Nine of the year's top ten highest-priced lots sold in a SINGLE WEEK in November
> 2025, almost all at Christie's and Sotheby's in New York.** **US sales of works above
> $10 million rose roughly 40%, and the high end restored its share of total auction value
> to 54% after 2024's contraction — meaning the middle and lower ends LOST share.**
> ⚠️ **"The market grew" and "most participants had a harder year" are both true.**

**⚠️ Context that reframes the headline further:**
- **⚠️ The market remains below its 2022 post-pandemic peak of $68.1 billion, and is
  smaller than a decade ago — down 7% in value since 2015.**
- **⚠️ Profitability fell for many even as sales rose**: **38% of dealers and 40% of
  mid-tier auction houses reported lower profits**, **under pressure from fair
  participation costs, travel, regulatory compliance and overheads.**
- **⚠️ Smaller dealers were a genuine bright spot** — **those with turnover under $250,000
  reported 17% sales growth** — **so the picture is barbell-shaped rather than uniformly
  top-heavy.**
- **Geography: US 44% of global value, UK 18%, China 14% (continuing to contract), France
  8% and now the largest EU market.** **The top three account for 76%.**
- **⚠️ Online sales fell back to 15% of total value** — **the digital channel losing
  momentum as transactions returned to in-person** — **while art fairs rose to 35% of
  dealer sales from 31%.**

**⚠️ Sourcing caveat worth stating**: **this report is co-published by an art fair and a
bank with an art-advisory business, which is not a reason to dismiss it — it's the most
comprehensive dataset available and is compiled by an independent economist — but it is a
reason to read its framing critically.** **The underlying figures are widely reported and
consistent; the "cautious optimism" framing is the interested part.**

---

## §24. Misconceptions

| Misconception | Correction |
|---|---|
| It's all subjective | ⚠️ **Four registers with different standards** (§1 → `art-claims-elements-colour-and-composition`) |
| Red, yellow, blue are the primary colours | ⚠️ **RGB additive, CMY subtractive. RYB is a fiction** (§4 → `art-claims-elements-colour-and-composition`) |
| The golden ratio underlies great art | ⚠️ **Retrospective pattern-matching; measurements rarely survive** (§5 → `art-claims-elements-colour-and-composition`) |
| The rule of thirds is a perceptual law | ⚠️ **A 19th-c convenience with no perceptual basis** (§5 → `art-claims-elements-colour-and-composition`) |
| Colour matters more than value | ⚠️ **Value carries composition, depth and legibility** (§3 → `art-claims-elements-colour-and-composition`) |
| Colour symbolism is universal | ⚠️ **Heavily culture-dependent** (§4 → `art-claims-elements-colour-and-composition`, §14 → `art-history-modernism-and-the-canon`) |
| Pre-perspective art hadn't figured perspective out | ⚠️ **Different conventions, different purposes** (§6 → `art-claims-elements-colour-and-composition`) |
| Modern art is what happens when you can't draw | ⚠️ **Most of its founders could draw superbly; the aims changed** (§15 → `art-history-modernism-and-the-canon`) |
| Duchamp proved anything can be art | ⚠️ **He raised the question institutional theory tries to answer** (§11 → `art-aesthetics-and-philosophy-of-art`, §12 → `art-aesthetics-and-philosophy-of-art`) |
| Contemporary art is a style | ⚠️ **It's a pluralist condition with no shared programme** (§15 → `art-history-modernism-and-the-canon`) |
| "What is art?" has an answer we haven't found | ⚠️ **It's an open concept; definitions fail by design** (§12 → `art-aesthetics-and-philosophy-of-art`) |
| Beauty is the point of art | ⚠️ **Much art aims at the sublime, or elsewhere entirely** (§9 → `art-aesthetics-and-philosophy-of-art`) |
| The sublime is a kind of beauty | ⚠️ **A distinct category — pleasure mixed with terror** (§9 → `art-aesthetics-and-philosophy-of-art`) |
| Kant said beauty is subjective | ⚠️ **He said it claims universality without a concept** (§9 → `art-aesthetics-and-philosophy-of-art`) |
| The artist's intention settles meaning | ⚠️ **Evidence in the work outranks it** (§20 → `art-interpretation-criticism-and-the-art-world`) |
| Interpretation is unconstrained | ⚠️ **Readings can fail to account for the work** (§1 → `art-claims-elements-colour-and-composition`, §20 → `art-interpretation-criticism-and-the-art-world`) |
| Canon revision is politics replacing quality | ⚠️ **Nochlin's answer is institutional, and it's the strong one** (§16 → `art-history-modernism-and-the-canon`) |
| Auction prices measure artistic value | ⚠️ **They measure positional demand and reputation** (§22 → `art-interpretation-criticism-and-the-art-world`) |
| The art market grew in 2025 so things are healthy | ⚠️ **Growth was concentrated at the very top** (§23.2) |
| Detailed prompting gets you copyright in AI art | ⚠️ **It hasn't been accepted — 600+ prompts was refused** (§23.1) |
| AI copyright is entirely unsettled | ⚠️ **Human authorship is settled; training-data fair use isn't** (§23.1) |

---

## §25. Books

**⚠️ Start here — looking, not theory:**
| Author | Work | Why |
|---|---|---|
| **Berger** | ***Ways of Seeing*** | ⚠️ **Short, political, transformative. The best entry point** |
| **Gombrich** | ***The Story of Art*** | ⚠️ **The standard narrative survey — read knowing §16 → `art-history-modernism-and-the-canon`** |
| **Gombrich** | *Art and Illusion* | ⚠️ **Better book: perception, convention and schema** |

**Formal and craft**
| **Albers** | ***Interaction of Color*** | ⚠️ **§4 → `art-claims-elements-colour-and-composition`'s real perceptual effects, demonstrated** |
| **Arnheim** | *Art and Visual Perception* | Gestalt applied to composition (§5 → `art-claims-elements-colour-and-composition`) |
| **Loomis** | *Creative Illustration* | ⚠️ **Old, practical, excellent on value and composition** |
| **Baxandall** | ***Painting and Experience in 15th-C Italy*** | ⚠️ **The "period eye." A masterpiece of method** (§19 → `art-interpretation-criticism-and-the-art-world`) |

**Aesthetics**
| **Hume** | *Of the Standard of Taste* | ⚠️ **§10 → `art-aesthetics-and-philosophy-of-art`. Twenty pages; still the best treatment** |
| **Kant** | *Critique of Judgment* | ⚠️ **Foundational and hard. Read a guide alongside** |
| **Danto** | *The Transfiguration of the Commonplace* | §11 → `art-aesthetics-and-philosophy-of-art`'s indiscernibles argument |
| **Carroll** | *Philosophy of Art* | ⚠️ **The best contemporary survey of §11–§13 → `art-aesthetics-and-philosophy-of-art`** |
| **Scarry** | *On Beauty and Being Just* | The rehabilitation case (§9 → `art-aesthetics-and-philosophy-of-art`) |

**Interpretation, history and institutions**
| **Panofsky** | *Studies in Iconology* | §17 → `art-interpretation-criticism-and-the-art-world` |
| **Nochlin** | ***Why Have There Been No Great Women Artists?*** | ⚠️ **§16 → `art-history-modernism-and-the-canon`. Essential** |
| **Said** | *Orientalism* | §19 → `art-interpretation-criticism-and-the-art-world` |
| **Bourdieu** | *Distinction* | §10 → `art-aesthetics-and-philosophy-of-art`'s sociological challenge |
| **Thompson** | *The $12 Million Stuffed Shark* | ⚠️ **§22 → `art-interpretation-criticism-and-the-art-world`, readable and disillusioning** |

**Non-Western aesthetics** — ⚠️ **go to primary traditions rather than surveys where you
can**: **Xie He's Six Principles**, **the *Natyashastra* on *rasa***, **and Tanizaki's
*In Praise of Shadows*** (⚠️ **a short, beautiful statement of a genuinely different
aesthetic**).

---

## §26. Quick Reference

### 26.1 Picker
| Question | Where |
|---|---|
| Why doesn't my image read? | ⚠️ **Value structure. Squint at it** (§3 → `art-claims-elements-colour-and-composition`) |
| Why does it look flat / cut-out? | ⚠️ **Edge quality is uniform** (§2 → `art-claims-elements-colour-and-composition`) |
| Why is the colour muddy? | ⚠️ **Usually a saturation or value problem, not hue** (§4 → `art-claims-elements-colour-and-composition`) |
| Where should the focal point go? | ⚠️ **Where the greatest value contrast is** (§3 → `art-claims-elements-colour-and-composition`, §5 → `art-claims-elements-colour-and-composition`) |
| Is this composition working? | ⚠️ **Gestalt grouping and frame relations, not thirds** (§5 → `art-claims-elements-colour-and-composition`) |
| What does this old painting mean? | ⚠️ **Panofsky's three levels; learn the attributes** (§17 → `art-interpretation-criticism-and-the-art-world`) |
| Is this any good? | ⚠️ **Different question from "do I like it"** (§1 → `art-claims-elements-colour-and-composition`, §10 → `art-aesthetics-and-philosophy-of-art`) |
| Is it art? | ⚠️ **Ask what calling it art does** (§12 → `art-aesthetics-and-philosophy-of-art`) |
| Does the artist's biography matter? | ⚠️ **Evidence, not proof; moderate intentionalism** (§20 → `art-interpretation-criticism-and-the-art-world`) |
| Can I copyright my AI image? | ⚠️ **Not from prompting alone** (§23.1) |
| Does the price mean it's good? | ⚠️ **No. Positional demand and reputation** (§22 → `art-interpretation-criticism-and-the-art-world`) |

### 26.2 Looking checklist
- [ ] ⚠️ **Spent minutes, not seconds** (§21 → `art-interpretation-criticism-and-the-art-world`)
- [ ] Described literally before interpreting (§17 → `art-interpretation-criticism-and-the-art-world`)
- [ ] ⚠️ **Squinted — found the value masses** (§3 → `art-claims-elements-colour-and-composition`)
- [ ] Noted where the eye goes first, and why (§5 → `art-claims-elements-colour-and-composition`)
- [ ] Checked edges: what's hard, what's lost (§2 → `art-claims-elements-colour-and-composition`)
- [ ] Identified medium and its constraints (§7 → `art-claims-elements-colour-and-composition`)
- [ ] ⚠️ **Asked: when, where, for whom, for what setting, who paid** (§19 → `art-interpretation-criticism-and-the-art-world`)
- [ ] ⚠️ **Checked my reading against what's actually there** (§20 → `art-interpretation-criticism-and-the-art-world`)
- [ ] Kept judgement separate from preference (§1 → `art-claims-elements-colour-and-composition`)

---

## §27. Method

**§1–§22 → `art-claims-elements-colour-and-composition`, `art-aesthetics-and-philosophy-of-art`, `art-history-modernism-and-the-canon`, `art-interpretation-criticism-and-the-art-world` rest on stable material** — **perceptual and craft knowledge, the philosophical
tradition from Plato to contemporary analytic aesthetics, art-historical periodization,
and interpretive method** — sourced from §25. ⚠️ **None of it needed verification; the
oldest material here is 2,400 years old and the newest philosophical position is decades
settled.**

**Two searches were run in August 2026**, on **AI authorship/copyright** and **the art
market** — ⚠️ **the only two areas where a static answer would now be wrong.**

**Confidence.** **High** in §2–§7 → `art-claims-elements-colour-and-composition`, which is the part I'd defend most firmly: ⚠️ **the
value-over-colour claim, the RYB debunk, and the golden-ratio and rule-of-thirds
corrections are well established and are among the most widely mistaught things in art
education.** **The chroma-subsampling connection in §3 → `art-claims-elements-colour-and-composition` is a genuine mechanistic
explanation, not an analogy.**

**High** in §8–§13 → `art-aesthetics-and-philosophy-of-art`'s exposition of the philosophical positions. ⚠️ **I've been careful to
present these as arguments with live objections rather than as results** — **§1 → `art-claims-elements-colour-and-composition`'s whole
purpose is to make that distinction available** — **and where I've indicated a position is
more defensible (moderate moralism in §13 → `art-aesthetics-and-philosophy-of-art`, cluster accounts in §12 → `art-aesthetics-and-philosophy-of-art`, moderate
intentionalism in §20 → `art-interpretation-criticism-and-the-art-world`), I've said so as a judgement rather than a fact.**

⚠️ **§16 → `art-history-modernism-and-the-canon` and §19 → `art-interpretation-criticism-and-the-art-world` were written to give both the strong version of institutional critique
and the genuine methodological cautions against its excesses**, **because both are argued
seriously inside the discipline and a reader is poorly served by a version that only
contains one.**

**High** in §23.1's legal facts — ⚠️ **the Thaler chronology (2018 application, 2023
district court, 2025 DC Circuit, cert denied 2 March 2026) is confirmed across law-firm
publications, the Constitution Center, and CNBC** — **and I've been careful to separate
what IS settled (human authorship required) from what is not (training-data fair use,
where the class actions remain in active litigation).** ⚠️ **The Copyright Office's own
statement that the bar reflects current technology and could shift is important and
usually omitted.**

**High** in §23.2's figures, which come from a single well-identified source — **the Art
Basel/UBS report by Arts Economics — and are consistently reported across many
outlets.** ⚠️ **I've flagged the sourcing interest explicitly: co-published by an art fair
and a bank with an art advisory arm.** **The figures are reliable; the "cautious optimism"
framing is the interested part, which is why I foregrounded the concentration finding —
nine of the top ten lots in one November week — over the 4% headline.** **That's an
interpretive emphasis and I'd defend it, but you should know it's mine.**

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