Researchers have uncovered a connection between societal adversity and dark personality traits like callousness and manipulation. In places marked by corruption and violence, people were more likely to endorse self-serving behaviors—even when it meant harming others.
A massive new study suggests that growing up in a society marked by corruption, inequality, poverty, and violence may influence how willing people are to behave selfishly—even if it comes at a cost to others. The findings, published in the Proceeding... [9121 chars]

