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McCollough effect

Human visual perception phenomenon
Event optical_illusion Q6800435
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McCollough effect

Summary

McCollough effect is an optical illusion[1]. It ranks in the top 5% of optical_illusion entities by monthly Wikipedia readership (573 views/month).[2]

Key Facts

  • McCollough effect's instance of is recorded as optical illusion[3].
  • Celeste McCollough is named after McCollough effect[4].
  • McCollough effect's Commons category is recorded as McCollough effect[5].
  • McCollough effect's Freebase ID is recorded as /m/04z10l[6].
  • McCollough effect's Microsoft Academic ID is recorded as 2779404524[7].
  • McCollough effect's Encyclopedia of China is recorded as 58089[8].

Why It Matters

McCollough effect ranks in the top 5% of optical_illusion entities by monthly Wikipedia readership (573 views/month).[2] It has Wikipedia articles in 6 language editions, a strong signal of global cultural recognition.[9]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [9] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). McCollough effect. Retrieved May 3, 2026, from https://4ort.xyz/entity/mccollough-effect
MLA “McCollough effect.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/mccollough-effect.
BibTeX @misc{4ortxyz_mccollough-effect_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{McCollough effect}}, year = {2026}, url = {https://4ort.xyz/entity/mccollough-effect}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): McCollough effect — https://4ort.xyz/entity/mccollough-effect (retrieved 2026-05-03)

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