A novel ecological account of prefrontal cortex functional development
1Department of Cognitive, Linguistic, and Psychological Sciences, Brown University.
Psychological Review
|November 7, 2017
Summary
Prefrontal cortex (PFC) development is driven by neural adaptation and niche construction, offering a new ecological perspective. This framework redefines executive functions and informs child development research.
Area of Science:
- Neuroscience
- Developmental Psychology
- Ecology
Background:
- Prefrontal cortex (PFC) development is traditionally viewed as protracted due to maturational constraints.
- Existing frameworks describe PFC development but lack mechanistic insights.
Purpose of the Study:
- To propose an ecological model for understanding prefrontal cortex (PFC) ontogenetic functional development.
- To integrate findings from neuroimaging, early life stress, and connectomics.
- To redefine executive functions and inform typical and atypical child development.
Main Methods:
- Review of existing evidence on PFC development.
- Examination of recent neuroimaging studies in infants.
- Analysis of early life stress research and connectomics data.
Main Results:
- Evidence supports a protracted PFC development based on maturational constraints.
- A novel hypothesis suggests PFC functional development is driven by neural adaptation and niche construction.
- This ecological model offers new insights into developmental mechanisms.
Conclusions:
- An ecological lens provides a more comprehensive understanding of PFC functional development.
- The proposed model redefines executive functions and has implications for child development.
- This approach moves beyond descriptive frameworks to explain developmental influences and catalysts.
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