Resource scarcity drives lethal aggression among prehistoric hunter-gatherers in central California
PNAS • Vol/Iss. 113(43) • PNAS • • Published In • Pages: 12120-12125 •
By Allen, Mark W., Bettinger, Robert Lawrence, Codding, Brian F., Jones, Terry L., Schwitalla, Al W.
Hypothesis
Rates of lethal aggression covary positively with sociopolitical complexity (12121).
Note
This was tested with two different sociopolitical complexity variables: political leadership and political organization. They are reported below in that order. The same hypothesis was also tested with BFT however the findings were not significant
| Test Name | Support | Significance | Coefficient | Tail |
|---|---|---|---|---|
| Bivariate generalized additive model | Not Supported | p < .03; p < .008 | UNKNOWN | UNKNOWN |
| Variable Name | Variable Type | OCM Term(s) |
|---|---|---|
| Political Organization | Independent | Territorial Hierarchy |
| Sharp force trauma | Dependent | Ingroup Antagonisms, Instigation Of War, Mortality, Offenses Against Life, Warfare |
| Political leadership | Independent | Territorial Hierarchy |