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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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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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Cerebral Hemispheres01:05

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The human brain, a complex organ, is functionally divided into two cerebral hemispheres—left and right. These hemispheres are interconnected by a structure of paramount importance, the corpus callosum. This substantial bundle of neural fibers is not just a bridge between the hemispheres but a crucial element for the brain's comprehensive functioning. It enables efficient communication between the two hemispheres, allowing each side of the brain to control and receive sensory and motor...
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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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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.
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Brain Imaging01:14

Brain Imaging

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Brain imaging technologies provide critical insights into both the structure and function of the human brain, enabling medical professionals and researchers to diagnose, study, and treat neurological disorders or psychiatric disorders more effectively.
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Related Experiment Video

Updated: Jun 13, 2025

Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study
04:44

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Interbrain coupling during language learning contributes to learning outcomes.

Simone G Shamay-Tsoory1, Anna Markovich1, Andrey Markus1

  • 1Department of Psychology, University of Haifa, Haifa 3498838, Israel.

Social Cognitive and Affective Neuroscience
|May 2, 2025
PubMed
Summary
This summary is machine-generated.

Social interaction significantly boosts early language learning. During initial sessions, teacher-learner brain coupling in the inferior frontal gyrus (IFG) predicted vocabulary accuracy, enhancing learning speed.

Keywords:
hyperscanninginferior frontal gyrusinterbrain couplinglearningsocial interactions

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Area of Science:

  • Neuroscience
  • Psycholinguistics
  • Educational Psychology

Background:

  • Most learning research focuses on individual acquisition, despite the prevalence of social learning.
  • The role of social interaction and interbrain synchrony in language acquisition remains underexplored.

Purpose of the Study:

  • To investigate if social interaction enhances language learning compared to non-interactive settings.
  • To examine changes in interbrain coupling between teachers and learners across learning sessions.
  • To determine the neural correlates of social interaction in early language acquisition.

Main Methods:

  • Utilized functional near-infrared spectroscopy (fNIRS) to measure brain activity in teacher-learner dyads.
  • Compared a communicative interaction group with a non-interactive (one-way mirror) control group.
  • Assessed learning of novel vocabulary and plural inflections over two training sessions.

Main Results:

  • The interaction group showed faster vocabulary recognition and inflection processing in the first session.
  • Interbrain coupling between learner's left inferior frontal gyrus (IFG) and teacher's right IFG predicted vocabulary accuracy in session 1.
  • This predictive relationship between IFG coupling and accuracy was not observed in the second session.

Conclusions:

  • Social interaction significantly enhances early language learning, particularly vocabulary and morphological aspects.
  • Inferior frontal gyrus (IFG) interbrain coupling is crucial for initial language acquisition stages.
  • Findings underscore the importance of social dynamics in optimizing the early phases of learning.