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The Nativist Approach

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The nativist approach to infant cognitive development proposes that infants are born with inherent knowledge structures that allow them to interpret the world almost immediately. This perspective contrasts with earlier developmental theories, such as those proposed by Jean Piaget, which emphasized a more gradual acquisition of cognitive abilities through interaction with the environment. One key concept in this approach is object permanence — the understanding that objects continue to exist...

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Somatosensory, Motor, and Association Cortex

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Cognitivism

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Related Experiment Video

Updated: Jun 23, 2026

Cortical Source Analysis of High-Density EEG Recordings in Children

Cortical Source Analysis of High-Density EEG Recordings in Children

Published on: June 30, 2014

Cortical source localization of infant cognition.

Greg D Reynolds¹, John E Richards

¹Department of Psychology, University of Tennessee, Knoxville, Tennessee 37996, USA. greynolds@utk.edu

Developmental Neuropsychology

|May 14, 2009

Summary

High-density electroencephalogram (EEG) with source localization offers a viable alternative to neuroimaging for infant research. This method identifies brain activity sources, aiding the study of cognitive development in infants.

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Cortical Source Analysis of High-Density EEG Recordings in Children

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Published on: June 30, 2014

Infant Auditory Processing and Event-related Brain Oscillations

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A Novel Experimental and Analytical Approach to the Multimodal Neural Decoding of Intent During Social Interaction in Freely-behaving Human Infants

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Published on: October 4, 2015

Area of Science:

Developmental neuroscience
Cognitive neuroscience
Neuroimaging techniques

Background:

Established neuroimaging methods like PET and fMRI are unsuitable for infant research due to practical and ethical limitations.
Investigating infant perception and cognition requires specialized, non-invasive techniques.
High-density electroencephalogram (EEG) offers a promising alternative for studying brain activity in infants.

Purpose of the Study:

To present a novel four-step method for cortical source localization using high-density EEG in infants.
To demonstrate the application of this method in studying infant visual attention and recognition memory development.
To introduce realistic head modeling to enhance the accuracy of infant cortical source localization.

Main Methods:

Recording high-density (128-channel) EEG data from infant participants.
Applying independent component analysis (ICA) to analyze individual EEG data segments.
Estimating equivalent current dipoles (ECDs) for cortical source identification and calculating component activations.

Main Results:

The described method successfully enables cortical source localization in infants using EEG.
The technique was applied to investigate developmental changes in visual attention and recognition memory.
Realistic head modeling was employed to improve the precision of source localization, addressing current limitations.

Conclusions:

High-density EEG combined with source localization provides a feasible approach for infant neuroimaging research.
This methodology facilitates the study of perceptual and cognitive development in early life stages.
Future research can leverage realistic head modeling to further refine infant cortical source localization accuracy.