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Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
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Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
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Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
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Associative learning is a fundamental concept in behavioral psychology, wherein a connection is established between two stimuli or events, leading to a learned response. This process is critical in understanding how behaviors are acquired and modified. Conditioning, the mechanism through which associations are formed, can be divided into two main types: classical conditioning and operant conditioning, each elucidating different aspects of associative learning.
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Learning a language from inconsistent input: Regularization in child and adult learners.

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Young children learning language regularize grammatical inconsistencies, making input more consistent. Adults and older children, however, tend to reproduce input variations, indicating regularization is linked to cognitive development.

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Area of Science:

  • Developmental linguistics
  • Child language acquisition
  • Cognitive development

Background:

  • Children often regularize inconsistent grammatical forms in linguistic input, a phenomenon observed in both natural and artificial languages.
  • Previous research indicates children, unlike adults, regularize inconsistent morphemes in artificial languages.
  • The specific conditions influencing this regularization process remain largely unexplored.

Purpose of the Study:

  • To investigate the impact of input variation type and learner age on linguistic regularization.
  • To determine the developmental trajectory of regularization abilities from childhood to adulthood.

Main Methods:

  • Three experiments were conducted to examine how different types of input variation and learner ages influence regularization.
  • Participants were exposed to artificial languages with inconsistent grammatical forms.

Main Results:

  • Young children consistently regularized inconsistent forms, introducing more regularity than present in the input.
  • Adults tended to reproduce the inconsistencies observed in the input.
  • Older children's performance resembled that of adults, suggesting a developmental shift.

Conclusions:

  • Linguistic regularization is a developmental process influenced by age and cognitive maturation.
  • While young children actively simplify input by regularizing, older children and adults are more likely to adopt input variations.
  • This suggests a transition in language learning strategies with increasing cognitive capacity.