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Parents' talk about conceptual categories with infants: stability, variability, and implications for expressive
Ran Wei1, Anna Kirby2, Letitia R Naigles3
1Division of Developmental Medicine, Boston Children's Hospital, Harvard Medical School, Brookline, MA, USA.
Journal of Child Language
|June 27, 2022
Summary
Parents discussing conceptual categories with infants supports language development. This early communication, observed from 10 to 16 months, significantly predicts a child's expressive language skills at 18 months.
Area of Science:
- Developmental Psychology
- Child Language Acquisition
- Cognitive Science
Background:
- Parental communication significantly influences children's conceptual development.
- The timing and impact of conceptual category talk on infant language skills remain under-researched.
Purpose of the Study:
- To investigate when parents engage in conceptual category talk with infants.
- To examine the relationship between this talk and infants' expressive language development.
Main Methods:
- 47 parent-infant dyads were video-recorded during play at 10, 12, 14, and 16 months.
- Parental talk about conceptual categories was transcribed and analyzed.
- Infants' expressive language was assessed at 18 months.
Main Results:
- Parents consistently used conceptual category talk with infants.
- College-educated parents produced more category talk than non-college-educated parents.
- Early parental category talk (10-16 months) predicted later expressive language at 18 months.
Conclusions:
- Parental conceptual category talk is a stable behavior that begins early in infancy.
- This early communication is a significant predictor of children's language development.
- Early experiences with conceptual talk offer a mechanism supporting language acquisition.
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