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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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Related Experiment Video

Updated: Sep 6, 2025

Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language

Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language

Published on: October 13, 2018

Is Reduced Visual Processing the Price of Language?

Christer Johansson¹, Per Olav Folgerø¹

¹Department of Linguistic, Literary, and Aesthetic Studies, University of Bergen, 5007 Bergen, Norway.

|June 24, 2022

Summary

Human language capabilities emerged much later than previously thought, possibly over 200,000 years after Homo sapiens appeared. This late emergence of language may be linked to a shift away from intense visual perception.

Keywords:

cave art cognition language evolution language origins perception recidation self-domestication vision

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Related Experiment Videos

Last Updated: Sep 6, 2025

Using Eye Movements Recorded in the Visual World Paradigm to Explore the Online Processing of Spoken Language

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Published on: October 13, 2018

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Published on: November 30, 2018

Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm

Exploring Infant Sensitivity to Visual Language using Eye Tracking and the Preferential Looking Paradigm

Published on: May 15, 2019

Area of Science:

Evolutionary Anthropology
Neuroscience
Linguistics

Background:

The emergence of full language capabilities in Homo sapiens is debated.
Recent findings suggest a later timeline for language evolution.
Perceptual systems, particularly vision, may have influenced language development.

Purpose of the Study:

To investigate the relationship between language evolution and perceptual abilities.
To propose a revised timeline for the emergence of human language.
To explore the role of neural organization in language development.

Main Methods:

Systematic review of recent research literature on language and perception.
Analysis of paleontological evidence, including Homo sapiens gracilization and brain volume changes.
Examination of findings on brain lateralization in primates and artistic abilities in humans.

Main Results:

Evidence suggests Homo sapiens experienced brain volume reduction and shifts in artistic expression during the late Paleolithic.
Homologues of language-relevant brain functions and lateralization for communicative gestures exist in non-linguistic primates.
An overwhelming flow of perceptual information, especially vision, may have initially hindered language evolution.

Conclusions:

Full language capabilities in Homo sapiens likely emerged later than previously assumed, possibly over 200,000 years after the species' origin.
A neural reorganization away from raw perception facilitated the emergence of language.
A recent origin of language opens avenues for investigating its genetic basis.