Semantic Priming and Retrieval from Lexical Memory: Roles of Inhibitionless Spreading Activation and Limited-Capacity Attention — TEI-tagged view

James H. Neely · 1977 · cognitive-psychology · doi:10.1037/0096-3445.106.3.226 · full text at the source · TEI xml · tagged edition · index · concepts · authors
Where this record's text came from. faceted 2026-08 by reading the locally held text (pdftext); every evidence string verified as an exact substring of that text before merging. Quotes preserve the extractor's word-joins ('Posner andSnyder', 'wasto provide') and its OCR corruption of the year in citations ('197Sa' for '1975a', '400-nisec' for '400-msec'); these are reproduced character-for-character as required and were substring-verified. The paper also rules out two rival accounts of its own inhibition effect - the limited-resources view ('Obviously, this prediction of the limited-resources view was contravened by the facilitation effect that actually obtained') and the order-of-search view - but those are explanations the author constructs and tests himself rather than positions held by a named prior work, so no 'contradicts' relation was recorded for them. Replication status is 'untested': the article confirms an existing theory's predictions in a new paradigm rather than reporting a replication of its own novel claims, and reports no independent replication. 2026-08-19 and 2026-08-25 schema-0.3 passes: every quote verified as an exact substring of the staged text and anchored at merge time; concept terms verified present; every edge endpoint an existing node.
Other fields define these differently the same word, defined another way in another discipline
facilitation 2 fields · statistical-significance 2 fields · variance 2 fields
Tags on this paper every tag the record carries, whether or not the words occur in the text below — a number is how many papers in the corpus carry that tag; a tag with no number is unique to this paper
semantic priming8 spreading activation2 lexical decision8 automatic spreading activation conscious attention inhibition17 facilitation6 logogen expectancy4 behavioural-experiment117

Our tag layer for this paper

Priming analysis (Sivroni & Stark meta-disciplinary definition; cited to Sivroni et al. 2023)
Three characteristics: A · association S · secondariness M · modulation
P · primea prime word (a category name or associate)
T · targeta letter string to classify as a word (lexical decision)
B · baselinerecognition time following a neutral prime
E · priming effectfaster recognition of expected/associated targets, slower for unexpected
A · associationcongruent/incongruent
Cross-disciplinary analysis
content-tags & facets: phenomenon · claim-type · cross-domain-transfer · mechanism · claim-relation · replication-status · limitation — grounded in the full text
phenomenonsemantic priming in lexical decision— “The commonly obtained finding in such experiments (e.g., Meyer & Schvaneveldt, 1971; Meyer, Schvaneveldt, & Ruddy, Note 1) is that subjects are quicker to respond that a target letter string (e.g., NURSE) is a word when the immediately prior target was a semantically related word (i.e., DOCTOR) than when it was a semantically…
claim-typemechanism— “These results were regarded as supporting the theory of Posner and Snyder that postulates two distinct components of attention: a fast automatic inhibitionless spreading-activation process and a slow limited-capacity consciousattention mechanism”
method — evidence— “Prior to each visually presented target letter string in a speeded word-nonword classification task, either BIRD, BODY, BUILDING, or xxx appeared as a priming event”
builds-on Posner and Snyder (1975a) two-factor theory of attention— “The word-target data confirmed all five of the major predictions derived from Posner and Snyder's (1975a) two-factor theory of attention and therefore offer striking support for that theory.”claim_relations[0]
extends Neely (1976)— “The purpose of the present research was to provide a more rigorous test of the basic assumptions underlying the Posner-Snyder (197Sa) theory by elaborating on the Neely (1976) paradigm so as to permit a further clarification of the roles of limited-capacity attention and automatic spreading activation in the lexical decision task”claim_relations[1]
extends Rosch (1975)— “This finding extends the generality of a result obtained by Rosch (1975).”claim_relations[2]
senseTHE PAPER'S MOVE IS TO MAKE THE CONFOUND INTO THE DESIGN. Earlier work could not say how much facilitation came from attention and how much from automatic spreading, because relatedness and expectancy travel together: a prime that is related to the target is also a prime that makes it expected. Neely breaks them apart - `the presence or absence of automatic spreading activation was controlled by whether the prime and the target were semantically related`, while conscious attention `was controlled by variations in the PROBABILITY that the priming cue itself would appear`. Two knobs where the field had one— “First, the presence or absence of automatic spreading activation was controlled by whether the prime and the target were semantically related or semantically unrelated”senses[0]
senseAND THE CELL THAT PAYS FOR IT IS BODY-heart: A SIGN REVERSAL PRODUCED BY NOTHING BUT DELAY. The prime is semantically related to the target, but the subject expects a different category - so automatic activation says facilitate and conscious attention says inhibit, in the same trial. `there was an inhibition effect at the 2,000 msec SOA, which decreased as the SOA decreased until, at the 250-msec SOA, it became a facilitation effect.` Not a difference in size between conditions - the same condition changing sign as the slow mechanism is given less time to act. That is as close to a crossing double dissociation as a priming experiment gets— “On BODY-heart type trials, there was an inhibition effect at the 2,000 msec SOA, which decreased as the SOA decreased until, at the 250-msec SOA, it became a facilitation effect”senses[1]
senseTHE ASYMMETRY THAT MAKES THE INFERENCE WORK, STATED AS A PROPERTY RATHER THAN A RESULT: `Automatic spreading activation produces only facilitatory effects and no inhibitory effects.` Both mechanisms facilitate; only one inhibits. So facilitation is evidence of nothing in particular and inhibition is evidence of attention - which is why the whole design is built to produce inhibition and why the 250-msec SOA, where inhibition vanishes, is the control rather than a null result— “Automatic spreading activation produces only facilitatory effects and no inhibitory effects”senses[2]
senseAND IT IS THE FIFTH RECORD RUNNING WHERE THE INSTRUMENT IS PART OF THE PHENOMENON - BUT THE FIRST WHERE THE AUTHOR KNEW. Finkbeiner2011: task difficulty decides what counts as subliminal. erb2019: associative overlap decides whether a CSE is control. eckstein2007: which awareness test decides whether the prime was seen. lukatela2007: within- vs between-subjects decides whether the lexicons look separate. Here SOA decides WHICH OF TWO MECHANISMS you are measuring - and Neely makes that the independent variable instead of discovering it afterwards. The corpus now holds the 1977 paper that turned the artefact into the design, and the 2007 paper that found the same class of artefact still undetected in its own neighbouring literature.— “The stimulus onset asynchrony (SOA) between the prime and the target letter string varied between 250 and 2,000 msec”senses[3]
senseAND THE MECHANISM CLAIM IS SHARPER THAN `ATTENTION SLOWS THINGS DOWN`: `the conscious-attention mechanism does not inhibit the buildup of activation in unattended logogens but rather inhibits the readout of information from unattended logogens.` The activation still accumulates; what attention withholds is access to it. That is a falsifiable division of labour - it predicts an unattended item can be primed without being reportable, which is the exact question Finkbeiner2011, eckstein2007 and hesselmann2016 are still arguing about thirty to forty years later, and none of the three cites this sentence for it— “According to their theory, the conscious-attention mechanism does not inhibit the buildup of activation in unattended logogens but rather inhibits the readout of information from unattended logogens”senses[4]
controlthe stimulus onset asynchrony held constant at 2,000 msec for every trial in the 2,000-alone group — held — rules out the SOA varying within the group, which would confound the expectancy manipulation with the time available to form the expectancy— “In the 2,000-alone group, the SOA was held constant at 2,000 msec for all trials.”controls[0]
auditconscious attention —causes→ expectancy — Audit 2026-09-28: DOUBTFUL - read against its span and kept, but the span says the expectancy is generated via conscious attention; the sign 'increases' is not stated.— “According to this semantic-matching hypothesis, the subject has a tendency to respond on the basis of the similarity between the semantic features of the expectancy generated, via conscious attention, to the word prime and the semantic features activated by the target letter string. If the semantic features”concept_edges[0]
effect direction (stated by the tagger, no quotation)conscious attention —causes→ expectancy — increasesconcept_edges[0]
noteconscious attention —causes→ expectancy — THE PHRASE THAT CARRIES THE EDGE IS A FOUR-WORD ASIDE: 'the expectancy generated…'. Not a sentence about how expectancies arise - a subordinate clause inside a sentence about semantic matching. An earlier note of ours says the sentence carrying the mechanism usually cannot carry the edge; here the edge is carried by a parenthetical inside a sentence that is about something else entirely. Weight 0.9: the relation is asserted rather than argued, and it is asserted while the author is busy with a different claim. The same sentence cites Collins & Loftus 1975, which this corpus merged four hours ago - the spreading-activation paper whose mechanism Neely is here separating from attention.— “According to this semantic-matching hypothesis, the subject has a tendency to respond on the basis of the similarity between the semantic features of the expectancy generated, via conscious attention, to the word prime and the semantic features activated by the target letter string. If the semantic features”concept_edges[0]
weightconscious attention —causes→ expectancy — 0.9— “According to this semantic-matching hypothesis, the subject has a tendency to respond on the basis of the similarity between the semantic features of the expectancy generated, via conscious attention, to the word prime and the semantic features activated by the target letter string. If the semantic features”concept_edges[0]
notefacilitation —contrasted-with→ inhibition — THE DISSOCIATION IN ONE SENTENCE, AND IT IS THE PAPER'S WHOLE ARGUMENT. 'facilitation occurred automatically…'. Regardless / only - the two quantifiers are what turn a pair of effects into a pair of mechanisms. Weight 0.95: this is a result sentence, it names both endpoints, and the contrast it draws is the one the whole design was built to make. Rare on two counts - says the sentence carrying the mechanism usually cannot carry the edge, and it carried both here; and it is the first edge today whose evidence needed no trimming at all.— “Thus, as predicted, facilitation occurred automatically, regardless of whether the subject was consciously using the priming cue to direct his or her attention to the logogen for a target element, whereas inhibition occurred only when the subject was misdirecting attention”concept_edges[1]
weightfacilitation —contrasted-with→ inhibition — 0.95— “Thus, as predicted, facilitation occurred automatically, regardless of whether the subject was consciously using the priming cue to direct his or her attention to the logogen for a target element, whereas inhibition occurred only when the subject was misdirecting attention”concept_edges[1]
auditautomatic spreading activation —causes→ facilitation — Audit 2026-09-28: DOUBTFUL - read against its full span and kept, but the span says the effect CAN BE ACCOUNTED FOR by assuming this; hedged.— “Such an effect can be accounted for by assuming that the facilitation effect produced by automatic spreading activation is slightly greater than the facilitation effect produced by limited-capacity attention”concept_edges[2]
effect direction (stated by the tagger, no quotation)automatic spreading activation —causes→ facilitation — increasesconcept_edges[2]
noteautomatic spreading activation —causes→ facilitation — BOTH MECHANISMS FACILITATE, AND THE QUOTE IS COMPARING THEIR SIZES. That is worth keeping rather than flattening: the edge is real - automatic spreading activation produces facilitation - but the sentence exists to say that its facilitation is 'slightly greater' than the attentional kind. Weight 0.9 rather than 0.95 because the claim is made inside an 'assuming that' - Neely is deriving what would have to be true for an observed pattern, not reporting a measurement. The hedge is in the quote and I have not cut it out.— “Such an effect can be accounted for by assuming that the facilitation effect produced by automatic spreading activation is slightly greater than the facilitation effect produced by limited-capacity attention”concept_edges[2]
weightautomatic spreading activation —causes→ facilitation — 0.9— “Such an effect can be accounted for by assuming that the facilitation effect produced by automatic spreading activation is slightly greater than the facilitation effect produced by limited-capacity attention”concept_edges[2]
outcome (stated by the tagger, no quotation)control — heldcontrols[0]
replicationuntested
limitationWhether the inhibition in the Unexpected conditions is due solely to a semantic-matching strategy remains unresolved because of contrary evidence at the 700-msec SOA.— “Unfortunately, the issue of whether the inhibition effect obtained for the Unexpected word-target conditions can be solely attributed to the operation of a semantic-matching strategy remains open because a substantial inhibition effect of 56 msec was obtained in Condition Shift-Unexpected-Unrelated at the 700-msec SOA, at which there was no…limitations[0]
limitationThe claimed asymmetry in buildup of conscious-attention facilitation versus inhibition may be only a failure to detect an effect.— “Of course, these results may merely reflect a failure to detect a facilitation effect for BODY-door trials at the 400-nisec SOA, but if future research should further substantiate this asymmetry in the buildup of consciousattention facilitation and conscious-attention inhibition, it would be theoretically quite important”limitations[1]
limitationThe data cannot adequately answer in what sense activation is 'spreading' if high- and low-dominance exemplars are facilitated equally.— “Given the available data, it is difficult to answer this question adequately”limitations[2]
Content tags
content-observations: finding · quantity · variable · definition · key-term — grounded in the full text
findinga related/expected prime facilitates lexical decision on the target— “As SOA decreased, the facilitation effect on BiRD-robin trials remained constant, but the inhibition effect on BiRu-arm trials decreased until, at the 250-msec SOA, there was no inhibition”content_tags.findings[0]
evidence status notefinding — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted.content_tags.findings[0]
findingan unexpected prime can inhibit target recognition (attentional cost)— “At the 2,000-msec SOA, reaction times (RTs) on BiRD-robin type trials were faster than RTs on xxx-prime trials (a facilitation effect), whereas RTs on BIRDarm type trials were slower than RTs on xxx-prime trials (an inhibition effect).”content_tags.findings[1]
evidence status notefinding — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted. The quote was later moved from the title block to the summary sentence that reports the inhibition effect.content_tags.findings[1]
key-termsspreading activation, lexical decision, semantic priming, facilitation, inhibition, expectancy, prime
Concepts
terms this paper carries, each with the sentence it was cut from — the layer that joins one paper to another. Terms with no quote yet are on CONCEPTS.html.
conceptspreading activation— “Automatic spreading activation has an effect only when the prime and the target are semantically related.”concepts[1]
conceptlexical decision— “The target word to which the subject was to make a lexical decision was preceded by a neutral warning signal on some trials and by either a semantically related word prime or a semantically unrelated word prime on other trials.”concepts[2]
conceptautomatic spreading activation — not defined in this paper's own words; the fast component: strategy-free, needs no capacity, and fires on semantic relatedness alone. Its diagnostic property is what it CANNOT do - 'produces only facilitatory effects and no inhibitory effects' - which is what makes inhibition a clean signature of the other mechanism— “First, the presence or absence of automatic spreading activation was controlled by whether the prime and the target were semantically related or semantically unrelated”concepts[3]
conceptconscious attention — not defined in this paper's own words; the slow component: limited-capacity, expectancy-driven, and the only source of inhibition in the theory. Neely controls it by the PROBABILITY that the target comes from the primed category - a property of what the subject has learned to expect, not of the words— “The subject's conscious attention was controlled by variations in the probability that the priming cue itself would appear as an element in the target array”concepts[4]
conceptinhibition — not defined in this paper's own words; responses SLOWER than the neutral baseline. The theory's load-bearing asymmetry: automatic activation cannot produce it, so its presence licenses an inference about attention that facilitation never could— “On BODY-heart type trials, there was an inhibition effect at the 2,000 msec SOA, which decreased as the SOA decreased until, at the 250-msec SOA, it became a facilitation effect”concepts[5]
conceptfacilitation — not defined in this paper's own words; responses FASTER than the neutral baseline. Both mechanisms produce it, which is exactly why facilitation alone cannot tell you which one you are looking at - the reason the design needs inhibition and needs SOA. Its own signature is being EARLY: 'the facilitation occurred sooner following the presentation of the priming cue than did the inhibition', because the fast mechanism has no competitor at short delays— “Also, as predicted, the facilitation occurred sooner following the presentation of the priming cue than did the inhibition”concepts[6]
conceptlogogen — not defined in this paper's own words; the lexical unit activation spreads to and attention is focused on. Inherited from Morton, and the level at which both mechanisms are said to act - which is what lets one theory hold a fast process and a slow one without them being about different things— “the conscious-attention mechanism produces inhibition in the retrieval of information from unattended logogens.”concepts[7]
conceptexpectancy — not defined in this paper's own words; what conscious attention BUILDS from the prime - a set of semantic features the subject is prepared for. It is the causal middle term the two-process theory needs: attention does not act on the target directly, it generates an expectancy, and the target is then fast or slow depending on whether it matches. That is also what makes the Shift conditions possible at all— “According to this semantic-matching hypothesis, the subject has a tendency to respond on the basis of the similarity between the semantic features of the expectancy generated, via conscious attention, to the word prime and the semantic features activated by the target letter string. If the semantic features”concepts[8]
Statistics — cross-field join keys
field-invariant statistical terms, used in their statistical sense (gated on a number / symbol / test). A p-value or a standard deviation means the SAME thing in physics, biology, psychology and sociology — so these are the strongest cross-field join keys. Grounded verbatim.
ANOVA F as written: analysis of variance— “All reported t values were computed using the appropriate error term from an overall analysis of variance as the error estimate”content_tags.statistics[0]
evidence status noteANOVA — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted.content_tags.statistics[0]
degrees-of-freedom df as written: df = 360— “B df = 360, between-subjects comparison.”content_tags.statistics[1]
p-value p as written: p values— “Unless otherwise specified, all differences referred to as statistically significant were associated with two-tailed p values less than .01”content_tags.statistics[2]
evidence status notep-value — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted.content_tags.statistics[2]
statistical-significance as written: statistically significant— “Unless otherwise specified, all differences referred to as statistically significant were associated with two-tailed p values less than .01”content_tags.statistics[4]
evidence status notestatistical-significance — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted.content_tags.statistics[4]
variance σ²— “All reported t values were computed using the appropriate error term from an overall analysis of variance as the error estimate”content_tags.statistics[5]
evidence status notevariance — QUOTE RECOVERED FROM THE PAPER'S OWN CHARACTERS. The recorded quote was LETTERS-ONLY IDENTICAL to this stretch of the staged text but not an exact substring of it - spaces, hyphens, ligature glyphs or mathematical operators differed, so it could never anchor. This is the file's own text between the same two letters: not produced by a rule about the damage, copied out of the file. Round-trip checked (the recovered span is letters-only equal to the original) and length-checked. The text as originally recorded is kept in evidence as extracted.content_tags.statistics[5]

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