New research provides evidence that women with high levels of psychopathy are more likely to engage in physical, verbal, and ...

A new study published in Violence and Gender has found that when people witness aggressive behavior, they pay more attention to female aggressors than to male ones — both in terms of how quickly they ...

When it comes to competition and conflict, men seem to get the lion’s share of the credit. In Darwin’s 1871 landmark publication on sex differences, he focused on male-male competition for mates and ...

As a high-performance coach and organizational psychologist, I’ve seen all kinds of workplace dynamics. But one of the most unsettling is successful women tearing down other women. It’s corrosive, ...

Human men are typically more aggressive than human women, a finding supported by reams of research. But surveys of 4,136 individuals in 24 countries reveal an exception to the trend: aggression in ...

Gut bacteria that have been disrupted in infancy can lead to greater aggression later in life, including causing changes to aggression-related genes, according to a new study. The findings warrant ...

Among primates, female-on-female aggression is quite common and indeed there is no consistent cross-species sex difference in the frequency of aggressive encounters. In some species, females are ...