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Related Concept Videos

Language and Cognition01:27

Language and Cognition

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.
Language01:16

Language

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...
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

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...
Language Development01:22

Language Development

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...
Evolutionary Psychology01:20

Evolutionary Psychology

Evolutionary psychology explores the origins of human behavior and mental processes by framing them within the context of natural selection, a theory famously propounded by Charles Darwin. This field asserts that many behaviors common across human societies — ranging from instinctive fear reactions to complex social interactions — arose as evolutionary adaptations. These adaptations enhanced the survival and reproductive success of our ancestors, thereby becoming embedded in the human psyche...
Components of Language01:24

Components of Language

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. “eh”). Phonemes combine to...

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Related Experiment Video

Updated: Jun 30, 2026

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization
05:35

Experience is Instrumental in Tuning a Link Between Language and Cognition: Evidence from 6- to 7- Month-Old Infants' Object Categorization

Published on: April 19, 2017

Cultural evolution: implications for understanding the human language faculty and its evolution.

Kenny Smith1, Simon Kirby

  • 1Division of Psychology, Cognition and Communication Research Centre, Northumbria University, Newcastle, UK. kenny.smith@northumbria.ac.uk

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|September 20, 2008
PubMed
Summary
This summary is machine-generated.

Human language

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Area of Science:

  • Evolutionary linguistics
  • Cognitive science
  • Cultural evolution

Background:

  • Human language is unique due to its recursive structure and open-ended potential.
  • Language evolution is debated between biological and cultural factors.
  • Understanding language origins requires considering both biological and cultural evolution.

Purpose of the Study:

  • To investigate the role of cultural evolution in shaping the human language faculty.
  • To explore how cultural evolution impacts biological constraints on language.
  • To propose a framework for understanding language as a product of cultural evolution.

Main Methods:

  • Development of a formal model to simulate language evolution.
  • Analysis of scenarios where cultural evolution influences biological selection.
  • Theoretical argumentation based on evolutionary principles.

Main Results:

  • Cultural evolution can shield the language faculty from strong selection pressures.
  • Strongly constraining, language-specific learning biases are unlikely to evolve under cultural influence.
  • The evolution of language may not require highly specialized biological adaptations.

Conclusions:

  • Language is best understood as a consequence of cultural evolution.
  • Populations with a flexible or domain-general cognitive system can develop complex language.
  • Cultural transmission plays a critical role in the emergence and diversification of human languages.