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Related Concept Videos

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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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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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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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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Lateralization01:28

Lateralization

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Brain lateralization refers to the division of mental processes and functions between the two hemispheres of the brain, a phenomenon that optimizes neural efficiency and underpins complex abilities in humans. This specialization allows each hemisphere to perform tasks where it has a comparative advantage, facilitating more refined cognitive capabilities across different domains.
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Understanding Language Evolution: Beyond Pan-Centrism.

Adriano R Lameira1,2, Josep Call1

  • 1School of Psychology and Neuroscience, University of St. Andrews, South Street, KY16 9JP, St Andrews, UK.

Bioessays : News and Reviews in Molecular, Cellular and Developmental Biology
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PubMed
Summary
This summary is machine-generated.

Great apes offer insights into human language evolution. Studying diverse ape species, not just chimpanzees and bonobos, is crucial for understanding our prelinguistic ancestors and the origins of communication.

Keywords:
chimpanzeescognitioncommunicationgreat apeslanguage evolution

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Area of Science:

  • Evolutionary linguistics
  • Primate communication
  • Comparative cognition

Background:

  • The evolutionary timeline of human language is not directly preserved.
  • Great apes are considered key models for understanding prelinguistic communication and cognition.
  • Phylogenetic studies often prioritize Pan (chimpanzees, bonobos) over Gorilla and Pongo (orangutans) for language evolution research.

Purpose of the Study:

  • To challenge the prevailing view of Pan as the sole superior model for language evolution.
  • To investigate whether Pan exhibit unique traits paramount for language evolution compared to other great apes.
  • To propose a more inclusive approach to studying language origins by considering inter-ape variation.

Main Methods:

  • Literature review of genetic, cognitive, ecological, and vocal traits across great ape lineages.
  • Comparative analysis of traits relevant to the onset and evolution of language.
  • Re-evaluation of existing phylogenetic and cladistic models in primate communication research.

Main Results:

  • Evidence suggests Pan do not significantly outperform Gorilla and Pongo in traits critical for language evolution.
  • Genetic, cognitive, ecological, and vocal characteristics are distributed across multiple great ape species.
  • Single-species models may limit our understanding of language's evolutionary trajectory.

Conclusions:

  • Abandoning single-species models is essential for a comprehensive understanding of language evolution.
  • Examining the variation among all great apes (Pan, Gorilla, Pongo) offers a more robust pathway to reconstructing language's evolutionary history.
  • A multi-species comparative approach is vital for retrieving lost fragments of the human language timeline.