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Updated: Dec 14, 2025

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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Older infants (10-month-olds) form multiple basic-level object categories, while younger infants (4-10 months) create broader representations. Category distinctiveness influences this developmental shift in infant categorization.

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Area of Science:

  • Cognitive Development
  • Developmental Psychology
  • Perception

Background:

  • Infant object categorization is crucial for cognitive development.
  • Understanding how infants transition from global to basic-level representations is key.
  • Previous research suggests age-related differences in categorization abilities.

Purpose of the Study:

  • To investigate how infants aged 4-10 months form object categories.
  • To examine the influence of category distinctiveness on infant categorization.
  • To determine if infants form single global or multiple basic-level categories.

Main Methods:

  • Three experiments familiarized infants with objects from two basic-level categories.
  • Category distinctiveness was systematically varied across experiments.
  • Infant preference tests assessed category representation formation.

Main Results:

  • Ten-month-old infants formed multiple basic-level categories.
  • Younger infants (under 10 months) formed broader, more inclusive representations.
  • Category distinctiveness and age influenced the formation of multiple categories.

Conclusions:

  • A perceptual account explains the global-to-basic shift in infant categorization.
  • Infant categorization abilities are dynamic and influenced by age and perceptual factors.
  • Task dependencies play a role in early categorization development.