Background: Most of our social interactions involve perception of emotional information from
the faces of other people. Furthermore, such emotional processes are thought to be aberrant …

Acts of violence account for an estimated 1.43 million deaths worldwide annually. While
violence can occur in many contexts, individual acts of aggression account for the majority of …

Since Dr. Brizendine wrote The Female Brain ten years ago, the response has been
overwhelming. This New York Times bestseller has been translated into more than thirty …

Although animal researchers established the role of testosterone as a 'social
hormone'decades ago, the investigation of its causal influence on human social behaviors …

Aggression and violence represent a significant public health concern and a clinical
challenge for the mental healthcare provider. A great deal has been revealed regarding the …

Functional imaging studies of emotional processing typically contain neutral control
conditions that serve to remove simple effects of visual perception, thus revealing the …

The aims of this article are:(i) to provide a quantitative overview of sex differences in human
psychological attributes; and (ii) to consider evidence for their possible evolutionary origins …

Traditional theories propose that testosterone should increase dominance and other status-
seeking behaviors, but empirical support has been inconsistent. The present research tested …

When Darwin proposed that females shape evolution by being choosy in their choice of
male suitors, his Victorian contemporaries were shocked that he accorded so much …

Steroids and peptides mediate a diverse array of animal social behaviors. Human research
is restricted by technical–ethical limitations, and models of the neuroendocrine regulation of …