Based merely on the scents of shirts worn recently by unknown men, women can, to a
significant degree, assess the men's physical attractiveness-but only while ovu-lating. When …

Psychologists have uncovered dozens of ways men and women differ in affect, behavior,
and cognition. Social role theorists assume that men's and women's psychological …

Rape of women by men might be generated either by a specialized rape adaptation or as a
by-product of other psychological adaptations. Although increasing number of sexual …

Postcopulatory competition between males, in the form of sperm competition, is a
widespread phenomenon in many animal species. The extent to which sperm competition …

Benefits to females of short-term mating have recently been identified, and it has been
suggested that women have evolved adaptations for this strategy. One piece of evidence …

Sperm competition is the competition between the sperm of two or more males to fertilize a
female's egg (s). We examined how men under a high recurrent risk of sperm competition …

Infidelity presents an intriguing irony, which in slightly exaggerated form could be expressed
as follows: Everyone disapproves of it, and yet everyone is doing it. Despite the fact that …

With the recognition afforded by evolutionary science that female infidelity was a recurrent
feature of our evolutionary past has come the development of a new area of study within …

Evolutionary theory has informed the investigation of male sexual coercion but has seldom
been applied to the analysis of sexual coercion within established couples. The cuckoldry …

Few empirical studies have been devoted to exploring behaviors occurring immediately
following sexual intercourse. Therefore, this study conducts an exploratory investigation of …