人間の行動. 人間の行動. 性平等は,狩猟採集集団のユニークな社会構造を説明することができます
M Dyble1, G D Salali2, N Chaudhary2
1University College London (UCL) Anthropology, 14 Taviton Street, London WC1H 0BW, UK. mark.dyble.12@ucl.ac.uk.
まとめ
移動的な狩猟採集者の社会構造は,キャンプ内の親族関係が低いことが特徴であり,グループ形成における男女の平等な影響から生じることがあります. この発見は,人間の協力の進化に光を当てています.
科学分野:
- アントロポロジー人類学
- 進化生物学の進化生物学について
- 社会科学 社会科学とは
背景:
- 移動的な狩猟採集社会は,キャンプ内での親族関係が低く,流動的なメタグループのようなユニークな社会構造を示しています.
- これらの特徴は,人間のハイパー協力と累積的な文化の進化にとって極めて重要であると仮定されています.
- この独特な社会システムの進化的出現は,未だに十分に理解されていない.
研究 の 目的:
- 移動的な狩猟採集者の社会組織におけるキャンプ内での低親族関係の出現を調査する.
- 平等主義社会における居住パターンと親族関係構造に影響を与える要因をモデル化すること.
主な方法:
- 社会的ダイナミクスをシミュレートするために,エージェントベースのモデルが開発されました.
- このモデルは,親族に対する個人の好みや,キャンプの形成における平等主義的な意思決定に関するパラメータを組み込んだ.
主要な成果:
- このモデルは,キャンプメンバーの選定における男女の平等な影響が,キャンプ内での親族関係性を減少させることを示した.
- シミュレートされた共同居住パターンは,アガタ族とムベンジェレ・バヤカ族の狩猟採集集団で観察されたものと密接に一致しました.
- 性平等主義とペア・ボンドの増大は,社会組織に影響を与える重要な要因として特定されました.
結論:
- キャンプの会員決定における平等主義は,移動的な狩猟採集者集団の内での親族関係を減少させる可能性があります.
- 人間のペア・ボンドと性平等主義は,初期の人間の社会組織を形成する上で重要な役割を果たしたと思われる.
- これらの社会的ダイナミクスは,人間の協力と文化の進化のための選択的な環境を提供したのかもしれない.
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