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Structure and function in human and primate social networks: implications for diffusion, network stability and health
1Department of Experimental Psychology, University of Oxford, New Radcliffe Building, Radcliffe Observatory Quarter, Oxford OX1 6GG, UK.
Proceedings. Mathematical, Physical, and Engineering Sciences
|September 14, 2020
Summary
Human social networks are smaller and fractal, impacting disease and information spread. Threats to trust fragment these networks, posing health risks.
Area of Science:
- Social network analysis
- Human behavior
- Cognitive science
Background:
- Human social interactions are constrained by cognitive and time limitations.
- Social networks exhibit fractal structures, similar to other primates.
- Network structure influences disease and information transmission rates.
Purpose of the Study:
- To investigate the structure and constraints of human social networks.
- To understand the impact of network structure on transmission dynamics.
- To explore the consequences of network fragmentation on health.
Main Methods:
- Analysis of human social network structures.
- Comparison with primate social network data.
- Modeling the effects of network constraints and fragmentation.
Main Results:
- Human social networks are smaller than urban environments suggest and possess fractal properties.
- Cognitive and time constraints shape network capacity for interaction.
- Trust is a key mechanism for network cohesion; threats lead to fragmentation.
Conclusions:
- Fractal social network structures significantly affect transmission rates.
- Network fragmentation due to trust erosion or interaction constraints increases psychological and physical health risks.
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