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Related Concept Videos

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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Language Development01:22

Language Development

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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.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
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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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Components of Language01:24

Components of Language

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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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Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

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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.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
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Convergent Evolution01:54

Convergent Evolution

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Evolution shapes the features of organisms over time, ensuring that they are suited for the environments in which they live. Sometimes, selection pressure leads to the rise of similar but unrelated adaptations in organisms with no recent common ancestors, a process known as convergent evolution.
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Following the Dynamics of Structural Variants in Experimentally Evolved Populations
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Following the Dynamics of Structural Variants in Experimentally Evolved Populations

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The evolutionary dynamics of language.

Luc Steels1, Eörs Szathmáry2

  • 1ICREA, Institut de Biologia Evolutiva (UPF-CSIC), Barcelona, Spain.

Bio Systems
|November 11, 2017
PubMed
Summary
This summary is machine-generated.

Evolutionary dynamics offers a new framework for understanding language acquisition and change. Grammatical construction schemas replicate and evolve in brains, influencing language

Keywords:
Code biologyFluid construction grammarLanguage changeLanguage developmentNeuronal replicators

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Area of Science:

  • Evolutionary biology and linguistics
  • Cognitive science and neuroscience

Background:

  • Human language acquisition and evolution are complex, long-standing problems.
  • Existing models often lack a unified framework connecting individual cognition to population-level change.

Purpose of the Study:

  • To apply the evolutionary dynamics framework to understand language acquisition and change.
  • To bridge neurobiological models with linguistic evolution.
  • To establish a new foundation for studying cultural language evolution.

Main Methods:

  • Conceptual framework applying evolutionary dynamics to language.
  • Identification of grammatical construction schemas as replicating units.
  • Analysis of selection pressures: expressive power, communicative success, cognitive effort.

Main Results:

  • Grammatical schemas emerge, vary, and are selected within individuals' brains.
  • This perspective links neurobiology and language evolution.
  • It provides a novel framework for cultural language change.

Conclusions:

  • Evolutionary dynamics offers a powerful lens for studying language acquisition and change.
  • This approach integrates cognitive, neural, and cultural aspects of language.
  • Opens new avenues for empirical and computational research.