Access to social capital and valued resources modulates household decision-making as
people seek to occupy the best-quality patches of land available. Prior occupancy …

Evolutionary studies of cooperation in traditional human societies suggest that helping
family and responding in kind when helped are the primary mechanisms for informally …

Parental investment theory predicts that biases in investment favour migration by driving
some of the sibling group to disperse for resources. Here we test hypotheses arising from …

Jettisoning notions of innate dispositions and rigid preferences, sociologists of social
networks instead emphasise geospatial, demographic, and economic constraints on the …