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This study argues for incorporating individual-level cultural evolution alongside group selection. It highlights that linking cultural evolution to group selection and genetic evolution to individual selection is an accidental historical association.

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Area of Science:

  • Evolutionary Science
  • Cultural Evolution Studies
  • Social Psychology

Background:

  • Cultural evolution is often discussed through the lens of group selection.
  • Genetic evolution is frequently associated with individual selection.
  • Existing frameworks may overlook individual-level mechanisms driving cultural change.

Purpose of the Study:

  • To challenge the exclusive focus on cultural group selection.
  • To advocate for the inclusion of individual-level cultural evolution.
  • To re-evaluate the historical association between cultural evolution and group selection.

Main Methods:

  • Literature review and theoretical analysis.
  • Critique of existing models of cultural evolution.
  • Conceptual framework development.

Main Results:

  • Cultural group selection, while valid, does not encompass all aspects of cultural evolution.
  • Individual-level processes are crucial for understanding cultural change.
  • The linkage of cultural evolution to group selection is not theoretically necessary.

Conclusions:

  • A more comprehensive understanding of cultural evolution requires integrating individual-level perspectives.
  • Future research should explore individual-level cultural evolution mechanisms.
  • Revisiting the historical associations in evolutionary science is warranted.