War and socialization of children: comparing two evolutionary models

More father-infant sleeping distance will be positively associated with warfare frequency (107).

This finding supports the ECRS model.

Test
Test Name	Support	Significance	Coefficient	Tail
Spearman’s rank-order correlation	Supported	p<.05	rho= .30	One-tailed

Variables
Variable Name	Variable Type	OCM Term(s)
Father-infant Sleeping Distance	Dependent	Sleeping, Infant Care
Warfare Frequency	Independent	Ingroup Antagonisms, Instigation Of War

Main Author	Published Year	Hypothesis	Supported	Variables Tested
Ember, Carol R.	2007	In a multiple regression, father-infant sleeping distance will be associated with warfare frequency, marrying enemies, and polygyny (108).	Partially supported	4	Cite Related Hypotheses More By Author
Ember, Carol R.	2002	In a subsample excluding societies that are matrilocal and have less than occasional warfare, father's sleeping distance will be a better predictor of homicide and assault (305).	Supported	4	Cite Related Hypotheses More By Author
Ember, Carol R.	1994	Frequency of warfare will be related to parental hostility, overall parental warmth, father-infant sleeping proximity, and socialization for aggression in boys in late childhood (632)	Supported	5	Cite Related Hypotheses More By Author
Ember, Carol R.	2007	More father-infant sleeping distance will be positively associated with pathogen stress (107).	Supported	2	Cite Related Hypotheses More By Author
Ember, Carol R.	2007	More father-infant sleeping distance will be positively associated with resource unpredictability (107).	Not Supported	2	Cite Related Hypotheses More By Author