The presence of fetal cells has been associated with both positive and negative effects on
maternal health. These paradoxical effects may be due to the fact that maternal and offspring …

The Evolutionary Bases of Consumption by Gad Saad applies Darwinian principles in
understanding our consumption patterns and the products of popular culture that most …

Human cognitive abilities are extraordinary. Our large brains are significantly modified from
those of our closest relatives, suggesting a history of intense natural selection. The …

The precise quantitative nature of the Environment of Evolutionary Adaptedness (EEA) is
difficult to reconstruct. The EEA represents a multitude of different geographic and temporal …

Sex differences in mortality rates stem from genetic, physiological, behavioral, and social
causes that are best understood when integrated in an evolutionary life history framework …

This article looks at the evolution of sex differences in sexuality in human beings and asks
whether evolutionary psychology sometimes exaggerates these differences. According to a …

Prosocial behaviour is fundamental for our social togetherness. Yet, how acute stress, a
common everyday occurrence, influences our behaviours towards one another is still …

The equity heuristic is a decision rule specifying that parents should attempt to subdivide
resources more or less equally among their children. This investment rule coincides with the …

This article provides a review of evolutionary theory and empirical research on mate choices
in nonhuman species and uses it as a frame for understanding the how and why of human …

In this article we present an evolutionary theory of altruism-Selective Investment Theory
(SIT). The essence of SIT is that human social bonds evolved as overarching, emotion …