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Related Concept Videos

Language and Cognition01:27

Language and Cognition

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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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Language01:16

Language

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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.
Corballis and Suddendorf (2007) and Tomasello and Rakoczy (2003) highlight the role of language in...
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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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Components of Language01:24

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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 is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
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Pathophysiology investigates how biological mechanisms—typically starting at the cellular level—disrupt normal bodily functions. It bridges anatomy and physiology to explain the progression of disease. With this foundation, it is important to understand the following key terms used to describe disease processes: Diagnosis:The process of identifying a disease using clinical evaluation, including signs (objective evidence like rashes), symptoms (subjective experiences like...
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Related Experiment Video

Updated: Apr 29, 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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The mystery of language evolution.

Marc D Hauser1, Charles Yang2, Robert C Berwick3

  • 1Risk-Eraser, LLC West Falmouth, MA, USA.

Frontiers in Psychology
|May 22, 2014
PubMed
Summary

Despite extensive research, the evolution of human language remains largely unexplained due to a lack of conclusive evidence. Current studies in animal communication, fossils, genetics, and modeling fail to clarify how language developed.

Keywords:
animal behaviorcomputationgeneticslanguage evolutionmodellingpaleoarcheology

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Area of Science:

  • Evolutionary biology
  • Linguistics
  • Paleoanthropology
  • Genetics

Background:

  • The evolution of language is a complex scientific problem.
  • Recent decades have seen increased research interest and perceived progress.
  • However, a significant gap exists between theoretical ideas and empirical evidence.

Purpose of the Study:

  • To critically evaluate the evidence supporting current hypotheses on language evolution.
  • To identify the limitations and shortcomings in existing research methodologies.
  • To determine the extent to which the origins and evolution of language are understood.

Main Methods:

  • Review of studies on nonhuman animal communication.
  • Analysis of fossil and archaeological records.
  • Assessment of current research in the genetics of language.
  • Evaluation of computational and modeling approaches.

Main Results:

  • Nonhuman animals offer limited parallels to human language capacity.
  • Fossil and archaeological evidence does not illuminate early linguistic computations or selective pressures.
  • Genetics of language research is insufficient to link genes to linguistic processes.
  • Modeling attempts lack empirical validation and rely on unfounded assumptions.

Conclusions:

  • Fundamental questions regarding the origins and evolution of language remain unresolved.
  • There is considerable uncertainty about the availability of conclusive evidence to test hypotheses.
  • Further research needs to focus on developing empirically testable models and gathering relevant data.