Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Self-face processing in a callosotomy patient.

Julian Paul Keenan1, Mark Wheeler, Steven M Platek

  • 1Cognitive Neuroimaging Laboratory, Department of Psychology, Dickson 225, Upper Montclair, NJ, 07304, USA. keenanj@mail.montclair.edu

The European Journal of Neuroscience
|November 19, 2003
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

A randomised waitlist-controlled trial protocol for examining the efficacy of a nature-based intervention (angling) for military veterans and emergency service personnel with post-traumatic stress disorder (PTSD).

Trials·2026
Same author

Odor localization in structural interhemispheric deficits.

Chemical senses·2025
Same author

Attraction is altered via modulation of the medial prefrontal cortex without explicit knowledge.

Frontiers in human neuroscience·2024
Same author

The Science and Philosophy of the Brain and the Future of Neuroscience.

Biology·2024
Same author

The Sol Braiding Method for Handling Thick Hair During Transcranial Magnetic Stimulation: An Address for Potential Bias in Brain Stimulation.

Journal of visualized experiments : JoVE·2024
Same author

Alterations in Brain Activity Induced by Transcranial Magnetic Stimulation and Their Relation to Decision Making.

Biology·2023
Same journal

Game-Based Foreign-Language Speech Rehearsal Improves Pitch Processing Beyond Speech Domain.

The European journal of neuroscience·2026
Same journal

Sleep Oscillations Across Cortical, Subcortical and Cerebellar Structures in Magnetoencephalography.

The European journal of neuroscience·2026
Same journal

Freezing of Gait Levodopa Response Pattern in Parkinson's Disease Provides Clues to Pathophysiology.

The European journal of neuroscience·2026
Same journal

Cognitive Flexibility and Bilingual Language Switching: An fMRI Meta-Analysis.

The European journal of neuroscience·2026
Same journal

Improved Motor Neuron Preservation and Axonal Recovery Following Experimental Sciatic Nerve Repair With Heterologous Fibrin Biopolymer.

The European journal of neuroscience·2026
Same journal

Topography of Regional Cerebral GABA<sub>A</sub> Receptor Availability in Parkinson's Disease Patients With Freezing of Gait.

The European journal of neuroscience·2026
See all related articles

Self-face recognition, a marker of self-awareness, shows a right hemisphere processing advantage. Patient M.L. demonstrated enhanced accuracy in identifying his own face when using his left hand, indicating right-hemisphere involvement.

Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Self-awareness Research

Background:

  • Self-face recognition is a key indicator of self-awareness, observed in humans, apes, and dolphins.
  • Prior research suggests frontal right hemisphere circuits may mediate self-face recognition.
  • Patient M.L. underwent a total callosotomy, providing a unique opportunity to study hemispheric function.

Observation:

  • Patient M.L. was presented with morphs of his own face and a famous face.
  • He responded using either his left or right hand, corresponding to right or left hemisphere processing, respectively.
  • Performance was assessed based on true-positive and false-positive rates in identifying his self-face.

Findings:

  • The patient exhibited a higher rate of true-positive responses when identifying his self-face using his left hand (right hemisphere).

Related Experiment Videos

  • Conversely, fewer false-positive responses were recorded when the right hemisphere was engaged for self-face recognition.
  • No significant hand difference was observed when the patient identified familiar, non-self faces.

    • Implications:

    • These findings suggest a processing advantage for self-faces within the right hemisphere.
    • This supports the hypothesis of specialized neural circuits for self-recognition.
    • The study offers insights into the neural underpinnings of self-awareness and facial processing.