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Published on: December 7, 2018
Brain mechanisms for social perception: lessons from autism and typical development
Kevin A Pelphrey1, Elizabeth J Carter
1Yale Child Study Center, Yale University, New Haven, CT 06520, USA. kevin.pelphrey@yale.edu
Annals of the New York Academy of Sciences
|December 17, 2008
Summary
This research explores the social brain
Area of Science:
- Neuroscience
- Developmental Psychology
- Autism Research
Background:
- The social brain network underpins social cognition and perception.
- The superior temporal sulcus (STS) is a key region within this network.
- Understanding typical and atypical social brain development is crucial.
Purpose of the Study:
- To chart the typical and atypical development of the social brain.
- To investigate the role of the superior temporal sulcus (STS) in social perception.
- To examine social brain function in individuals with and without autism spectrum disorder (ASD).
Main Methods:
- Utilizing virtual reality (VR) stimuli for social interaction simulation.
- Employing eye-tracking technology to monitor visual attention during social tasks.
- Applying functional magnetic resonance imaging (fMRI) to assess brain activity.
- Conducting studies across diverse age groups: children, adolescents, and adults.
Main Results:
- The STS region is critical for visual analysis of biological motion, actions, and intentions in typically developing adults.
- STS dysfunction is implicated in social perception deficits observed in high-functioning adolescents and adults with autism.
- Novel findings reveal insights into biological-motion perception in young children with and without autism.
Conclusions:
- The STS plays a vital role in social perception through biological-motion analysis.
- STS alterations represent a potential neural mechanism for social perception difficulties in autism.
- This research contributes to a comprehensive understanding of social brain development across the lifespan and in neurodevelopmental conditions.
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