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Holistic Facial Composite Creation and Subsequent Video Line-up Eyewitness Identification Paradigm
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Holistic face training enhances face processing in developmental prosopagnosia.

Joseph DeGutis1, Sarah Cohan2, Ken Nakayama2

  • 11 Geriatric Research Education and Clinical Centre (GRECC), Boston Division VA Healthcare System, Jamaica Plain, MA, USA2 Vision Sciences Laboratory, Department of Psychology, Harvard University, USA degutis@wjh.harvard.edu.

Brain : a Journal of Neurology
|April 3, 2014
PubMed
Summary

Cognitive training can improve face recognition in individuals with developmental prosopagnosia. A 3-week program targeting holistic face processing led to significant enhancements in face perception for those who engaged most deeply with the training.

Keywords:
computer-based cognitive remediationconfigural/holistic processingdevelopmental prosopagnosia

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Area of Science:

  • Neuroscience
  • Cognitive Psychology

Background:

  • Developmental prosopagnosia is often considered untreatable.
  • Recent studies suggest cognitive training may improve face recognition.

Purpose of the Study:

  • To assess the efficacy of a cognitive training program for developmental prosopagnosia in a larger group.
  • To investigate if training targeting holistic face processing enhances face recognition abilities.

Main Methods:

  • 24 individuals with developmental prosopagnosia underwent a 3-week online face-training program.
  • Assessments included front-view and viewpoint-changed face discrimination, holistic processing measures, and self-reported improvements.
  • A control group experienced a waiting period before training.

Main Results:

  • Significant improvements in front-view face discrimination were observed post-training compared to the waiting period.
  • Individuals who progressed further in training ('better' trainees) showed the most substantial gains.
  • Holistic face processing improved significantly in 'better' trainees, reaching levels comparable to controls.

Conclusions:

  • Cognitive training targeting holistic face processing can enhance face perception in developmental prosopagnosia.
  • The degree of improvement in face perception is related to engagement and progress within the training program.
  • Findings suggest a potential therapeutic avenue for improving face recognition in developmental prosopagnosia.