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祖先的狩猎采集者之间的战争是否影响了人类社会行为的演变?
1Santa Fe Institute, 1399 Hyde Park Road, Santa Fe, NM 87501, USA. samuel.bowles@gmail.com
概括
在早期人类进化过程中,群体间的暴力是足够重要的,以促进群体有益的行为. 这项研究表明,合作和利他主义是由于群体间竞争的压力而演变的.
科学领域:
- 进化人类学的进化人类学.
- 人类行为进化是人类的行为进化.
- 考古学的考古学
背景情况:
- 群体间的敌意是理解人类社会行为演变的核心.
- 关于祖先人类主要是和平的还是好战的,仍有争议.
研究的目的:
- 准确评估跨群体暴力水平是否影响了人类社会行为进化.
- 确定集团合作是否在冲突中提供了选择性优势.
主要方法:
- 利用了来自群体间竞争的进化影响模型.
- 综合考古数据 晚期普莱斯托时代/早期Holocene死亡原因.
- 结合民族学和历史的狩猎采集者报告.
主要成果:
- 据估计,因群体间冲突造成的死亡率很大.
- 这种程度的冲突可能会显著影响进化轨迹.
- 促进了群体有益的,但个人昂贵的行为传播.
结论:
- 群体间冲突在塑造人类社会进化的过程中起到了至关重要的作用.
- 合作和利他主义的行为很可能受到选择压力的青.
- 这些发现支持了祖先人类群益特征的适应意义.
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