Three hundred fifty-eight undergraduates completed anonymous questionnaires regarding jealousy over a mate s infidelity. More men than women predicted that sexual infidelity would be worse than emotional infidelity when given the forcedchoice hypothetical measures used in previous work. When some of the implications of hypothetical infidelity were controlled, the gender difference disappeared. ...

Human emotions are socially constructed (Berger and Luckmann 1966). Emotions are shaped by social processes and social forces. Emotions are social as well as psychological phenomena, responses to social situations that are shaped by social learning. However useful it may be to consider emotions as physiological or as psychological events, the sociological study of emotions draws attention to of...

Infidelity poses threats to high-investment mating relationships. Because of gender differences in some aspects of reproductive biology, such as internal female fertilization, the nature of these threats differs for men and women. Men, but not women, for example, have recurrently faced the problem of uncertainty in their genetic parenthood. Jealousy is an emotion hypothesized to have evolved to...

We used baseline data, collected in July-September 2009, from a randomized controlled trial of a cash transfer program for vulnerable children in eastern Zimbabwe to investigate the effectiveness, coverage, and efficiency of census- and community-based targeting methods for reaching vulnerable children. Focus group discussions and in-depth interviews with beneficiaries and other stakeholders we...

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One of the most remarkable developments in the field of athletics in recent years has been the growth and popularity of the international athletic contest? on a grandiose scale which are known as the Olympic games. For many years past these contests have been staged and produced on an ever-increasing scale of lavishness. and though the healthy spirit of emulation engendered by the aggregation o...

Many studies have assessed the costs of sibling rivalry in systems where offspring always have competitors, but conclusions about sibling rivalry in these species are restricted to interpreting the cost of changes in the relative level of competition and are often complicated by the expression of potentially costly rivalry related traits. Additionally, the majority of studies focus on early-lif...