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Related Experiment Video

Updated: May 14, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

Visual experience is necessary for efficient haptic face recognition.

Christian Wallraven1, Lisa Dopjans

  • 1Department of Brain and Cognitive Engineering, Korea University, Seoul, Korea. wallraven@korea.ac.kr

Neuroreport
|February 13, 2013
PubMed
Summary
This summary is machine-generated.

Blind individuals do not show enhanced haptic face recognition compared to sighted individuals. Congenitally blind participants performed worse, suggesting visual expertise is crucial for tactile face processing.

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Last Updated: May 14, 2026

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation
06:53

Creating Virtual-hand and Virtual-face Illusions to Investigate Self-representation

Published on: March 1, 2017

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback
05:43

Applying Incongruent Visual-Tactile Stimuli during Object Transfer with Vibro-Tactile Feedback

Published on: May 23, 2019

Area of Science:

  • Cognitive Neuroscience
  • Sensory Perception
  • Human Psychology

Background:

  • Humans possess innate expertise in visual face processing, developing from infancy.
  • Recent research indicates individuals can recognize faces through touch (haptically), though less accurately than visually.
  • It is hypothesized that extensive haptic training in blind individuals might lead to superior haptic face recognition compared to sighted individuals.

Purpose of the Study:

  • To investigate whether blind individuals exhibit enhanced performance in haptic face recognition compared to sighted individuals.
  • To compare haptic face recognition abilities across sighted, congenitally blind, and acquired-blind groups.

Main Methods:

  • Utilized matched groups of sighted, congenitally blind, and acquired-blind participants.
  • Assessed and compared face recognition performance using tactile (haptic) input across these groups.

Main Results:

  • No significant performance advantage for haptic face recognition was observed in blind participants compared to sighted controls.
  • The congenitally blind group demonstrated significantly lower performance in haptic face recognition than both sighted and acquired-blind groups.

Conclusions:

  • Visual expertise appears to be a prerequisite for proficient haptic face recognition.
  • Extensive haptic training does not fully compensate for the lack of visual experience in face processing.