The rift between evolutionary psychology and the biosocial model of gender relations
impedes a fuller understanding of gender roles and gender inequality. In a novel …

Storytelling is a human universal. From gathering around the camp-fire telling tales of
ancestors to watching the latest television box-set, humans are inveterate producers and …

BACKGROUND Researchers from a variety of disciplines have presented data indicating
that polygynous marriage is damaging to child health. This work has been used to support …

Humans are sexually dimorphic: men and women differ in body build and composition,
craniofacial structure, and voice pitch, likely mediated in part by developmental testosterone …

Like many other mammalian and primate societies [1–4], humans are said to live in
multilevel social groups, with individuals situated in a series of hierarchically structured sub …

This study tested four theoretical models of leadership with data from the ethnographic
record. The first was a game-theoretical model of leadership in collective actions, in which …

High-fidelity transmission of information through imitation and teaching has been proposed
as necessary for cumulative cultural evolution. Yet, it is unclear when and for which …

Individuals' centrality in their social network (who they and their social ties are connected to)
has been associated with fertility, longevity, disease and information transmission in a range …

Humans possess the unique ability for cumulative culture [1, 2]. It has been argued that
hunter-gatherer's complex social structure [3–9] has facilitated the evolution of cumulative …

Attachment theory postulates that there is a particular style of caregiving that, because of its
interaction with our evolved psychology, is most likely to result in healthy psychological …