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Price's equation made clear.

Andy Gardner1

  • 1School of Biology, University of St Andrews, Greenside Place, St Andrews KY16 9TH, UK.

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|March 10, 2020
PubMed
Summary
This summary is machine-generated.

Price's equation offers a general framework for understanding evolutionary change and selection. This mathematical tool, widely applied in biology and beyond, clarifies selection's principles rather than predicting outcomes.

Keywords:
George R. PricePrice equationPrice's theoremcovarianceleast-squares regressionsocial evolution

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Area of Science:

  • Evolutionary Biology
  • Mathematical Biology
  • Social Evolution

Background:

  • Price's equation is a foundational mathematical concept in evolutionary biology.
  • Its simplicity and generality have led to widespread application across scientific disciplines.
  • Misconceptions exist regarding the equation's interpretation and utility.

Purpose of the Study:

  • To provide a clear explanation of Price's equation, its derivation, and its meaning.
  • To clarify the equation's primary utility as a general theory of selection.
  • To illustrate its application and insights in the study of social evolution.

Main Methods:

  • Conceptual explanation of Price's equation.
  • Mathematical derivation and interpretation.
  • Case study analysis of social evolution.

Main Results:

  • Price's equation is presented as a general theory of selection, not solely a predictive tool.
  • The equation's utility is demonstrated through its application to social evolution.
  • Clarification of common misapprehensions surrounding the equation's use.

Conclusions:

  • Price's equation serves as a powerful, general theory of selection.
  • Its strength lies in its broad applicability and explanatory power across diverse fields.
  • Understanding the equation's core principles enhances its effective utilization in scientific research.