“As it happens, the idea of world models is not new. As noted here a few months ago, it goes back to the 1950s, and Herb Simon’s General Problem Solver.”
Our reading, the sentence that was checked:
The idea of world models in AI is not new; it goes back to the 1950s and Herb Simon's General Problem Solver.
Assessment: Supported Evidence as of
Where and when Gary Marcus wrote it
Marcus on AI, The False Glorification of Yann LeCun, paragraph 32.
- Said
- Source observed
- live page, full text, public
- Evidence as of
- the cutoff for this assessment
- Assessment recorded
- assessment marcus-the-false-glorification-of-yann-lecun-dfd44f-a1
We recorded 13 claims from this post. See every claim from this post.
The wording above is the version this site observed on 2026-10-28. The source may have been edited after 2025-11-18. This page does not claim the wording was captured then.
What the claim commits to
- Kind
- Observation
- Deadline, as the speaker wrote it
- None stated. This site does not add one.
- Deadline state when assessed
- No horizon
- Deadline state on 2026-10-29
- No horizon (the release’s reference date)
From the speaker
- the idea of world models is not new
- goes back to the 1950s
- Herb Simon’s General Problem Solver
Our interpretation
- In context, world models includes symbolic cognitive representations of a problem environment and rules describing possible changes.
- Goes back to means that a relevant antecedent existed by the 1950s; it does not assert that GPS was the earliest conceivable antecedent.
- The claim does not require GPS to have learned a modern neural model from sensory data.
- Simon's General Problem Solver identifies a project associated with Simon, not a claim of sole authorship.
Counts as supported if: Historical technical records establish that GPS existed in the 1950s and represented a problem environment internally, including transformations used to reason about possible solutions.
Counts as contradicted if: Technical or historical records establish that GPS lacked the relevant internal representation, or that the attributed work did not exist until after the 1950s.
Retrospective: these criteria were written after the outcome was public.
Current assessment
Was it true for the period described?
Outcome: Supported
The dated evidence matches what the claim committed to, under the criteria frozen before grading.
Scored on a plain reading. The speaker named no measure for this claim, so it was judged on the reading an informed reader would take, stated below under our interpretation. Both reviews had to find that reading fair.
- Evidence as of
- Deadline state when assessed
- No horizon
- Assessment recorded
- Policy version
- 2026-10-28.7
Rationale
Under the broad cognitive-model meaning used in context, GPS is a documented 1950s antecedent. McCarthy and Hayes identify the 1959 work and describe representations transformed by explicit rules. That supports Marcus's historical point. It does not establish that GPS contained the same kind of learned predictive model pursued today.
Limitations
- The result depends on the broad meaning of world model.
- The decisive account is retrospective.
- available_at dates the verified HTML edition; the original scholarly work was published in 1969.
Evidence (1 item)
Supports the claim: Machine Intelligence 4; author-hosted Stanford edition,
transformation rules.
Why it matters here: The paragraph identifies GPS and cites Newell and colleagues' 1959 work before describing its symbolic states and transformation rules. Treating that machinery as an early cognitive world model is the stated interpretive inference.
- Publisher
- Machine Intelligence 4; author-hosted Stanford edition
- Kind of source
- Peer-reviewed paper
- Describes events of
- Public from
Where it was said (1)
Said once in the sources this register covers.
: Marcus on AI, The False Glorification of Yann LeCun
As it happens, the idea of world models is not new. As noted here a few months ago, it goes back to the 1950s, and Herb Simon’s General Problem Solver.
- Where
- paragraph 32
- Published
- 2025-11-18
- Source observed
- , live page
- Access
- full text, public
History
Assessment versions
- Assessment marcus-the-false-glorification-of-yann-lecun-dfd44f-a1: Current. Outcome: Supported. Evidence as of 2026-10-28. Public date not recorded.
Recorded events
Assessment publishedBy this site
First assessment published after both reviews and the final-text check passed.
About assessment marcus-the-false-glorification-of-yann-lecun-dfd44f-a1.