We review emerging research on the psychological and biological factors that underlie
social group formation, cooperation, and conflict in humans. Our aim is to integrate the …

In celebration of the anniversary of the Journal of Applied Psychology (JAP), we take a
hundred-year journey to examine how the science of cross-cultural industrial/organizational …

Most social scientists endorse some version of the claim that participating in collective rituals
promotes social cohesion. The systematic testing and evaluation of this claim, however, has …

Research suggests that fact checking corrections have only a limited impact on the spread of
false rumors. However, research has not considered that fact-checking may be socially …

Genuine moral disagreement exists and is widespread. To understand such disagreement,
we must examine the basic kinds of social relationships people construct across cultures …

People are often motivated to increase others' positive experiences and to alleviate others'
suffering. These tendencies to care about and help one another form the foundation of …

Whistleblowers risk great personal cost to expose injustice. While their actions are
sometimes deemed morally courageous, existing evidence that whistleblowers are primarily …

Intergroup competition makes social identity salient, which in turn affects how people
respond to competitors' hardships. The failures of an in-group member are painful, whereas …

Whistleblowing–reporting another person's unethical behavior to a third party–often
constitutes a conflict between competing moral concerns. Whistleblowing promotes justice …

Prejudiced attitudes and political nationalism vary widely around the world, but there has
been little research on what predicts this variation. Here we examine the ecological and …