Belief in conspiracy theories—such as that the 9/11 terrorist attacks were an inside job or
that the pharmaceutical industry deliberately spreads diseases—is a widespread and …

Interest in sex-related differences in psychological functioning has again come to the
foreground with new findings about their possible functional basis in the brain. Sex …

This work identifies how cross-group friendships are conceptualized and measured in
intergroup research, investigates which operationalizations yield the strongest effects on …

Why do some people take risks and live for the present, whereas others avoid risks and save
for the future? The evolutionary framework of life history theory predicts that preferences for …

Where did we come from? What is our connection with other life forms? What are the
mechanisms of mind that define what it means to be a human being? Evolutionary …

La coopération interculturelle, une question de survie Véritable atlas des valeurs culturelles,
paru en 18 langues, Cultures et organisations est le fruit de plus de 40 ans de recherches …

The social science literature contains numerous examples of human tribalism and
parochialism—the tendency to categorize individuals on the basis of their group …

Humans likely evolved precautionary systems designed to minimize the threats to
reproductive fitness posed by highly interdependent ultrasociality. A review of research on …

Why do some people have children early, whereas others delay reproduction? By
considering the trade-offs between using one's resources for reproduction versus other …

Although consumer spending typically declines in economic recessions, some observers
have noted that recessions appear to increase women's spending on beauty products—the …