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 …

Bullying is recognized as a significant problem that negatively impacts school-aged children
worldwide. Although much has been learned about bullying and related physical and mental …

Confirmation bias is one of the most widely discussed epistemically problematic cognitions,
challenging reliable belief formation and the correction of inaccurate views. Given its …

A scientist integrates evolutionary biology, genetics, psychology, economics, and more to
explore the development and workings of human societies.“There is no good reason why …

Black men tend to be stereotyped as threatening and, as a result, may be disproportionately
targeted by police even when unarmed. Here, we found evidence that biased perceptions of …

Although theory suggests individuals are more willing to incur a personal cost to benefit
ingroup members, compared to outgroup members, there is inconsistent evidence in support …

We review psychological research on intergroup conflict. First, we outline psychological
perspectives on forms and functions of groups. Second, we present the most influential …

Integrative explanations of why obesity is more prevalent in some sectors of the human
population than others are lacking. Here, we outline and evaluate one candidate …

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 …

Why are physically formidable men willingly allocated higher social status by others in
cooperative groups? Ancestrally, physically formidable males would have been differentially …