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Updated: Jul 16, 2026
06:34
Infant Auditory Processing and Event-related Brain Oscillations
Published on: July 1, 2015
Overhearing a language during childhood
Terry Kit-fong Au1, Leah M Knightly, Sun-Ah Jun
1Department of Psychology, University of California, Los Angeles 90095-1563, USA. au@psych.ucla.edu
Psychological Science
|May 15, 2002
Summary
Childhood language exposure improves adult accent. Adults who overheard a language as children speak it more natively than those who did not, impacting language learning.
Area of Science:
- Psycholinguistics
- Developmental Psychology
- Second Language Acquisition
Background:
- Limited research on positive childhood language exposure effects.
- Previous studies focused on linguistic deprivation and critical periods.
- The role of early auditory input in later language proficiency is underexplored.
Purpose of the Study:
- To investigate the long-term impact of childhood language exposure on adult second language accent.
- To explore the benefits of early auditory language experience beyond critical period limitations.
- To understand how early exposure facilitates native-like pronunciation in adulthood.
Main Methods:
- Comparative study design.
- Assessing adult foreign language learners' accents.
- Correlating accent proficiency with reported childhood exposure to the target language.
- Utilizing acoustic analysis and expert phonetic evaluation.
Main Results:
- Adults with regular childhood exposure to a language exhibit a more native-like accent.
- Lack of childhood exposure correlates with less native-like pronunciation in adulthood.
- Early auditory input significantly enhances pronunciation accuracy in second language acquisition.
Conclusions:
- Childhood language exposure plays a crucial role in achieving native-like pronunciation in adulthood.
- Early auditory learning mechanisms contribute to long-term phonological development.
- Findings support the importance of heritage-language exposure and inform language-learning strategies.
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