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Updated: Jun 7, 2026
08:17
A Semantic Priming Event-related Potential (ERP) Task to Study Lexico-semantic and Visuo-semantic Processing in Autism Spectrum Disorder
Published on: April 12, 2018
[Lexico-semantic processing in Williams syndrome].
Elena Garayzábal Heinze1, Fernando Cuetos Vega
1Universidad Autónoma de Madrid, Facultad de Filosofía y Letras, Madrid, Spain. elena.garayzabal@uam.es
Psicothema
|November 4, 2010
Summary
Individuals with Williams syndrome (WS), a genetic disorder, exhibit strong language skills. Research indicates their semantic system is similar to neurotypical individuals, contrary to prior assumptions.
Area of Science:
- Neurodevelopmental genetics
- Cognitive psychology
- Linguistics
Context:
- Williams syndrome (WS) is a genetic disorder characterized by distinct cognitive and behavioral profiles.
- Individuals with WS often demonstrate relative strengths in language, including large vocabularies and frequent use of uncommon words.
- Previous research has suggested a potentially unique semantic system in WS.
Purpose:
- To investigate the semantic system of adults with Williams syndrome.
- To compare the lexico-semantic performance of individuals with WS to a neurotypical control group.
- To test the hypothesis of a peculiar semantic system in Williams syndrome.
Summary:
- Young adults with Williams syndrome and a control group completed lexico-semantic tasks, including semantic and phonological fluency tests.
- Analysis focused on word frequency, length, and response typicality within semantic categories.
- Results showed no significant differences in the semantic systems of the two groups.
Impact:
- Challenges the notion of a fundamentally different semantic system in Williams syndrome.
- Suggests that observed linguistic differences may not stem from core semantic organization.
- Provides empirical data for understanding cognitive and linguistic profiles in neurodevelopmental disorders.
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