S0145 · nagy_herman_anderson_word_context · registry identity
Learning Word Meanings from Context
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Canonical propositions this source was matched as evidence for.
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Every occurrence, grouped by book and chapter, with the claim it was linked to support and (where the extraction regenerated one) the underlying warrant.
2006 · The Knowledge Deficit
Quantitative analysis by Anderson, Herman, and Nagy comparing focus on single words versus broad contextual exposure.
direct Making tiny gains on a dozen words through exposure is more productive for total word learning than making big gains on a single word through focused study.
Warrant (implicit): The cumulative sum of small probability increases across a large set of variables results in a higher total yield than a large probability increase in a single variable.
could fail ifThe 'shallow encoding' risk, where tiny gains across many words fail to reach the threshold of functional utility required for reading comprehension.
2016 · Why Knowledge Matters
A series of articles mathematically demonstrating that implicit word learning from context is faster and more accurate than explicit learning.
direct Implicit word learning is much faster and more accurate than explicit word learning.
Warrant (explicit): The statistical frequency and efficiency of acquiring words through context make implicit learning superior to intentional, explicit instruction.
could fail ifImplicit learning requires a high threshold of prior knowledge to be successful; students with low initial vocabularies may fail to derive any meaning from context.
Studies demonstrating that word meanings are primarily learned from context during normal reading.
direct Implicit word learning is much faster and more accurate than explicit word learning.
Warrant (explicit): If empirical studies show that a large volume of words are acquired during reading without formal instruction, then the cognitive mechanism for implicit learning must be more efficient than explicit instructional methods.
could fail ifIncidental word learning through context often results in superficial or partial word knowledge that fails to meet the threshold of 'accuracy' required for complex reading tasks.
Endnote numbers seen
Raw book:chapter:endnote references collected during endnote backfill.
wkm:5:21
Raw source_reference strings seen
As they appeared before normalization/consolidation into this source identity.
Nagy, Herman, and Anderson, 'Learning Words from Context', 1985; 'Learning Word Meanings from Context During Normal Reading', 1987William E. Nagy, Patricia A. Herman, and Richard C. Anderson (1985, 1987)