Sexual Selection Theory

Evolutionary theory of mate choice

Mate Choice Evolutionary Theory Social Psychology

Problem it solves

limiting beliefs

Best for

Researchers and students in evolutionary biology and social psychology

Not ideal for

Those without a background in evolutionary biology or social psychology

Overview

Why this framework exists

Sexual selection theory, proposed by Darwin (1871), explains how evolution can occur through mating advantage accrued through besting intrasexual competitors and being preferentially chosen as a mate by members of the opposite sex.

Core principles

3 total

Mate choice is a key driver of evolution.
Sexual selection can lead to the evolution of sex differences.
Intrasexual competition is a key component of sexual selection.

Steps

2 steps

Identify Mate Choice Criteria
Identify the criteria used for mate choice, such as physical attractiveness or resource acquisition.
Pro tipConsider the role of intrasexual competition in shaping mate choice.
WarningBe aware of the potential for biases in mate choice.
Evaluate Mate Choice Strategies
Evaluate the strategies used for mate choice, such as mate copying or mate poaching.
Pro tipConsider the potential for reciprocal altruism.
WarningBe aware of the potential for exploitation by non-preferred mates.

Checklist

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Identify mate choice criteria.
Evaluate mate choice strategies.
Consider the role of intrasexual competition.

Examples

1 cases

Mate Choice in Humans

Sexual selection theory can explain the evolution of mate choice in humans, including the preference for physical attractiveness and resource acquisition.

OutcomeIncreased understanding of human mate choice and its evolution.