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Language Development01:22

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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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Language is a unique communication system that uses words and systematic rules to organize and transmit information. Unlike other forms of communication, which may involve postures, movements, odors, or vocalizations, language relies on symbols and grammar. This makes human communication distinct from that of other species, who also communicate but do not use language in the same way humans do.
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Language, whether spoken, signed, or written, consists of specific components: lexicon and grammar. The lexicon is the vocabulary of a language, comprising its words. Grammar is the set of rules used to convey meaning through the lexicon. For example, English grammar adds “-ed” to most verbs to indicate past tense. Words are formed by combining phonemes, which are the basic sound units of a language. Different languages have different sets of phonemes (e.g., “ah” vs.
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Language and Cognition01:27

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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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Related Experiment Video

Updated: Apr 25, 2026

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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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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How could language have evolved?

Johan J Bolhuis1, Ian Tattersall2, Noam Chomsky3

  • 1Cognitive Neurobiology and Helmholtz Institute, Departments of Psychology and Biology, Utrecht University, Utrecht, The Netherlands; Department of Zoology and Sidney Sussex College, University of Cambridge, Cambridge, United Kingdom.

Plos Biology
|August 27, 2014
PubMed
Summary
This summary is machine-generated.

The origin of language faculty remains unclear due to lack of non-human parallels. The Strong Minimalist Thesis suggests recent emergence driven by a simple syntactic operation.

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Area of Science:

  • Evolutionary linguistics
  • Cognitive science
  • Bioacoustics

Background:

  • The evolutionary origins of the human language faculty are poorly understood.
  • Analyzing language evolution is challenging due to the absence of non-human analogues and debate on the core language phenotype.

Purpose of the Study:

  • To explore the evolutionary enigma of the language faculty.
  • To investigate the implications of the Strong Minimalist Thesis for language evolution.

Main Methods:

  • Conceptual analysis of linguistic and evolutionary theories.
  • Examination of the Strong Minimalist Thesis and its core operation.

Main Results:

  • The faculty of language likely emerged recently (70,000-100,000 years ago) and has remained stable.
  • The recent emergence and stability align with the Strong Minimalist Thesis's simple, repeatable syntactic operation.

Conclusions:

  • The Strong Minimalist Thesis provides a parsimonious explanation for the recent and stable emergence of the language faculty.
  • Hierarchical syntactic structure, based on a simple generative operation, is the key evolutionary feature of language.