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Downward causation and vertical pleiotropy.
1Samuel DuBois Cook Center on Social Equity, Duke University, Durham, NC, USA echar1@me.com.
The Behavioral and Brain Sciences
|September 11, 2023
Summary
This study examines Burt's concept of downward causation in relation to educational attainment (EA). It highlights similarities with vertical pleiotropy and critiques the normative assumptions in predicting EA phenotypes.
Area of Science:
- Behavioral genetics
- Sociogenomics
- Educational psychology
Background:
- The relationship between genetic influences and educational attainment (EA) is complex.
- Cyril Burt's concept of downward causation has been applied to understand these genetic influences.
- Sociogenomics offers related concepts like vertical pleiotropy.
Purpose of the Study:
- To analyze Burt's concept of downward causation in the context of genetic influences on EA.
- To compare Burt's downward causation with the sociogenomic concept of vertical pleiotropy.
- To identify and critique normative assumptions within discussions of downward causation and EA.
Main Methods:
- Conceptual analysis of Burt's work on downward causation.
- Comparative analysis with sociogenomic concepts, specifically vertical pleiotropy.
- Critique of assumptions regarding phenotypes influencing educational attainment.
Main Results:
- Burt's downward causation shares conceptual similarities with vertical pleiotropy.
- The application of downward causation to EA introduces an unnecessary normative element.
- The primary issue lies in incorrect assumptions about the phenotypes being predicted for EA.
Conclusions:
- The concept of downward causation, as applied to educational attainment, requires re-evaluation.
- Sociogenomic frameworks may offer more parsimonious explanations than invoking downward causation with normative components.
- Clarifying phenotype prediction is crucial for understanding genetic influences on educational attainment.
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