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Cultural evolution and behavior genetic modeling: The long view of time
Kristian E Markon1, Robert F Krueger2, Susan C South3
1Department of Psychological and Brain Sciences, University of Iowa, Iowa City, IA 52242, USAKristian-markon@uiowa.edu.
The Behavioral and Brain Sciences
|September 13, 2022
Summary
Behavioral genetics can study long-term cultural changes with advanced methods. Replications are crucial to understand how culture shapes genetic influences over time.
Area of Science:
- Behavioral genetics
- Cultural evolution
- Longitudinal studies
Background:
- Traditional behavioral genetic studies often overlook long-term cultural shifts.
- Understanding gene-environment interplay requires considering cultural dynamics over extended periods.
Purpose of the Study:
- Advocate for an integrative, long-term perspective in behavioral genetic research.
- Highlight the potential of behavioral genetics to study cultural change.
- Emphasize the necessity of study replications for validating findings across time.
Main Methods:
- Propose appropriate study designs and advanced statistical modeling.
- Suggest examining model invariance across long-term timescales.
- Incorporate the analysis of specified and unspecified cultural moderators.
Main Results:
- Cultural changes occur on timescales suitable for behavioral genetic investigation.
- Replications can reveal how genetic effects are moderated by evolving cultural contexts.
- Long-term perspectives enhance the understanding of gene-environment interactions.
Conclusions:
- Integrating long-term perspectives is essential for robust behavioral genetic research.
- Behavioral genetics can provide insights into cultural evolution and its interplay with genes.
- Future research should prioritize replications to ensure generalizability across diverse cultural timescales.
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