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The expendable male hypothesis.

Siobhán M Mattison1, Robert J Quinlan2, Darragh Hare1

  • 11 Department of Anthropology, University of New Mexico , Albuquerque, NM 87131-0001 , USA.

Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences
|July 16, 2019
PubMed
Summary
This summary is machine-generated.

The expendable male hypothesis suggests ecological factors can make men less crucial in matrilineal societies. This challenges traditional views on male roles and parental investment in kinship systems.

Keywords:
genderkinshipmating systemsmatrifocalitymatrilinyparental investment

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Area of Science:

  • Evolutionary Anthropology
  • Kinship Studies
  • Human Behavioral Ecology

Background:

  • Matriliny, descent through the female line, presents a 'matrilineal puzzle' regarding men's roles.
  • Traditional models assume male authority and parental investment drive kinship structures.

Purpose of the Study:

  • To propose the 'expendable male hypothesis' explaining the evolution of matriliny.
  • To challenge assumptions of male authority and parental investment in matrilineal societies.

Main Methods:

  • Theoretical modeling based on ethnographic and evolutionary frameworks.
  • Analysis of ecological conditions influencing kinship systems.

Main Results:

  • Identified ecological conditions where women meet subsistence needs independently.
  • Proposed that men's reduced role in childcare and resource control can nullify traditional assumptions.
  • Demonstrated how these conditions can lead to men being 'expendable' in kinship.

Conclusions:

  • The expendable male hypothesis offers a novel explanation for the evolution of matriliny.
  • Supports female-centered approaches in understanding kinship, challenging male-centered biases.