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Examining Bilingual Language Control Using the Stroop Task
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Language switching may facilitate the processing of negative responses
Anqi Zang1, Manuel de Vega1, Yang Fu1
1Instituto Universitario de Neurociencia, Universidad de La Laguna, Santa Cruz de Tenerife, Spain.
Frontiers in Psychology
|September 23, 2022
Summary
Language switching speeds up negation processing for bilinguals when shifting from their dominant to non-dominant language. This suggests shared inhibitory control mechanisms between language switching and negation.
Area of Science:
- Cognitive Neuroscience
- Psycholinguistics
- Bilingualism Research
Background:
- Sentential negation processing is linked to inhibitory control networks.
- Language switching in bilinguals also involves inhibition mechanisms.
- Potential overlap in neural resources for negation and language switching.
Purpose of the Study:
- To investigate the influence of language-switching on negation processing.
- To explore the interplay between inhibitory control in bilingual language switching and negation.
Main Methods:
- Employed an encoding-verification memory task with Spanish-English bilinguals.
- Participants processed stories and answered verification questions in either the same or a different language.
- Manipulated conditions to include language-switch and non-switch scenarios.
Main Results:
- Language switching facilitated negative responses over affirmative ones.
- This effect was specific to questions switching from the dominant (L1) to the non-dominant (L2) language.
- No significant effect was observed in the non-switch or L2-to-L1 switch conditions.
Conclusions:
- Language switching and negation processing may share domain-general inhibitory control mechanisms.
- The observed effect is modulated by language dominance, particularly in L1-to-L2 transitions.
- Findings highlight the dynamic interaction between executive functions and bilingual language use.
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