This study examines the variation in responses to sexual infidelity and the effect of social complexity and descent on responses to infidelity. Results suggest significant relationships between social complexity, descent, and responses to infidelity

This study examines the double standard regarding extramarital norms for men and women in relation to other sociocultural factors. Results suggest that a double standard is significantly related to post-partum sex taboos, hypermasculinity, and father absence.

This article examines the "sexual conflict" hypothesis which predicts that male genital mutilation should be associated with polygyny and a reduction in the frequency of extramarital sex. Male genital mutilation (MGM) rituals should be highly public and facilitate access to social benefits. Support for these assumptions is provided.

This article tests Rushton's hypothesis that there is a relationship between "race" (Negroid, Caucasoid, and Mongoloid) and various aspects of behavior. Results do not support this hypothesis.

The author performs tests of hypothesized relationships between arranged marriage and various forms of non-sanctioned mate choice. Overall, the author theorizes that where marriages are arranged, mate choice will be found in higher prevalence of premarital sex, extramarital sex, and rape. Most tests support these relationships in the hypothesized directions, suggesting that strict regulation of marriage provides parents with some, but far from complete control over the mate choice of their offspring.

This article examines the relationship between social structures and sexual jealousy. Results suggest that social structures that emphasize the importance of pair-bonding, progeny, personal property, and exclusive marital sex relations are associated with sexual jealousy in males.

Based on work by Rosenblatt (1966), this article tests a hypothesis relating sexual freedom to romantic love. Findings suggest a relationship between premarital and extramarital sexual permissiveness equality for women and men and romantic love.

This study investigates political organization and the punishment of nonmarital sex. The author suggests that "the rules governing each type of nonmarital relationship are outgrowths of different relationships between controlling political bodies and local boundary systems."

This study attempts to expand on the list of common customs employed to cope with childlessness in a marriage. Authors specifically examine the relationship between the presence of customs that help cope with childlessness and the severity of punishment for adultery. Results indicate a significant relationship between these two variables.

This study focuses on spousal responses to extramarital affairs cross-culturally. Results suggest that men and women are equally concerned with the sexual activities of their spouses, however, tactics used in response to infidelity vary by gender. Results also show a relationship between social complexity and responses to infidelity.