文化适应的途径:累积文化和社交网络的共同发展
Marco Smolla1,2, Erol Akçay1
1Department of Biology, University of Pennsylvania, Philadelphia, PA 19104, USA.
Evolutionary human sciences
|October 13, 2023
概括
人类社会发展出基于社会网络结构的独特文化适应途径. 这种共同进化导致了群体熟练程度和个人选择之间的权衡,在文化和网络状态中创造了动态循环.
科学领域:
- 进化人类学的进化人类学.
- 社交网络分析分析
- 文化演变的文化演变
背景情况:
- 人类的适应依赖于文化传播的知识和技能.
- 文化积累可以通过新的特征或改进现有的特征来发生.
- 社会结构会影响文化积累的类型.
研究的目的:
- 研究学习网络和累积文化的共同演变.
- 识别文化适应的不同途径.
- 了解社会结构,学习和文化进化之间的相互作用.
主要方法:
- 基于代理的社会学习网络建模.
- 模拟文化特征的积累和适应.
- 在不同的网络结构下分析集团和个人回报.
主要成果:
- 两种不同的文化适应途径出现:高水平/低多样性 (密集网络) 和低水平/高多样性 (分散网络).
- 在群体层面的回报 (有利于密集网络) 和个人选择 (有利于稀疏网络) 之间存在冲突.
- 这种冲突推动了网络和文化状态之间的循环,并且矛盾的是,随着创新的增加,降低了群体回报.
结论:
- 网络和文化的共同进化形成了不同的适应战略.
- 社会结构产生了影响文化多样性和熟练程度的权衡.
- 环境因素,如回报稳定性,影响了受欢迎的适应性途径.
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