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Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
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Showing strength through flexibility: Multi-accent toddlers recognize words quickly and efficiently.

Suzanne V H van der Feest1, Maya C Rose2, Elizabeth K Johnson3

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Summary

Children exposed to multiple accents during language acquisition can flexibly adapt. This study found no negative impact on toddlers' word recognition or language development at 24 months old.

Keywords:
Accent adaptationLanguage developmentSpeech perceptionWord recognition

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Area of Science:

  • Psycholinguistics
  • Developmental Psychology
  • Speech-Language Pathology

Background:

  • Children acquiring language face input variation from different speakers.
  • Previous studies indicated potential negative effects of multi-accent input on word recognition efficiency in children.
  • Concerns exist regarding the impact of linguistic diversity on early speech processing development.

Purpose of the Study:

  • To investigate the effect of exposure to one versus two native language varieties on word recognition speed in 24-month-old children.
  • To determine if multi-accent input negatively impacts toddlers' speech processing efficiency.
  • To re-examine the long-term effects of variable speech input on language acquisition.

Main Methods:

  • Recruited a large sample of 96 Dutch-learning 24-month-olds.
  • Assessed speed of word recognition in children exposed to one or two varieties of their native language.
  • Compared word recognition efficiency between mono-accent and multi-accent exposed toddlers.

Main Results:

  • Multi-accent children demonstrated flexible adaptation to variable speech input.
  • No evidence of language delay was found in 24-month-old toddlers exposed to multiple accents.
  • Contrary to prior research, no detrimental long-term effects on word recognition efficiency were observed.

Conclusions:

  • Toddlers exposed to multiple accents are capable of adapting to linguistic variation.
  • Exposure to multiple language varieties does not impede word recognition efficiency or cause language delays.
  • Early exposure to diverse linguistic input supports robust language acquisition and processing skills.