S0070 · bransford_barclay_franks_1972_turtles · registry identity
Sentence Memory and Mental Models (Turtles)
External resolution
Resolution status: ambiguous
Bears on
Canonical propositions this source was matched as evidence for.
How Hirsch uses it
Every occurrence, grouped by book and chapter, with the claim it was linked to support and (where the extraction regenerated one) the underlying warrant.
1987 · Cultural Literacy
The Barclay, Bransford, and Franks 'turtles and log' experiment demonstrating that background knowledge of spatial relations (logs and fish) causes subjects to 'remember' implied information as explicit text.
direct Subjects consistently mistake implied information for explicit wording if the implication aligns with their background knowledge and mental model of the situation.
Warrant (implicit): When subjects confidently 'remember' details that were only implied by the text but logically necessary for the scene, they are using a mental model rather than a text-base.
could fail ifThe subjects may be relying on a 'gist' strategy to please the experimenter rather than an involuntary cognitive reconstruction.
2022 · American Ethnicity
The Bransford, Barclay, and Franks experiment regarding turtles on/beside a log showed that subjects mistakenly recall explicit words that fit the mental model they constructed, proving the constructive hypothesis.
direct The constructive hypothesis of language understanding is more accurate than the theory that we simply store literal meanings of clauses and sentences.
Warrant (implicit): A theory of cognition is validated when experimental subjects consistently confuse inferred spatial relationships with stated textual facts.
could fail ifSpatial reasoning (turtles on logs) may be a specialized cognitive function that does not generalize to how we understand abstract or non-visual discourse.
2024 · The Ratchet Effect
Study on sentence memory showing the constructive nature of cognitive processing.
direct Human perception and memory of sentences focus on what the linguistic traces invisibly entail rather than the traces themselves.
Warrant (implicit): If people remember the logical implications of a sentence better than the specific words used, then human memory is fundamentally designed to store conceptual models rather than linguistic data.
could fail ifMemory for meaning rather than syntax may be a strategy used only when the specific phrasing is deemed irrelevant to the listener's immediate goals, not a universal feature of perception.
A 1972 experiment showing that subjects remember the inferred meaning of a sentence (e.g., a fish swimming beneath both turtles and a log) as being explicitly stated, even when it was only implied by one sentence version.
direct Human perception and memory of sentences focus on what the linguistic traces invisibly entail rather than the traces themselves.
Warrant (implicit): If a person cannot distinguish between an explicit statement and a logical inference in memory, then the mental representation of language is primarily semantic rather than formal.
could fail ifSource-monitoring error, where subjects remember the information but forget whether it was seen or inferred, does not prove that the initial perception ignored the linguistic traces.
Endnote numbers seen
Raw book:chapter:endnote references collected during endnote backfill.
ae:7:80
Raw source_reference strings seen
As they appeared before normalization/consolidation into this source identity.
Barclay, J. R., Bransford, J. D., & Franks, J. J. (1972)Bransford, Barclay and Franks (1972)J.D. Bransford, J.R. Barclay, and J.J. Franks (1972)