What people consider to be fair and just today are in line with the laws of ancient Mesopotamia and the Tang Dynasty in China – suggesting that these intuitions are part of human nature.

Spanking may affect a child’s brain development in ways similar to more severe forms of violence, according to a new study led by Harvard researchers.

Harsh parenting practices like spanking, not genetics, are linked to higher levels of behavior problems in children, according to a new study with twins.

Spanking has similar effects on children's risk for future trauma as abuse, neglect, and family dysfunction, a new study shows.

Unfairness alone is upsetting enough to drive people to punish lucky recipients of unfair outcomes.

A group of Mexican American college students watched stigmatizing news clips that reinforced negative stereotypes. Here's how that affected their brains.

Survey results suggest there's no one way to bring justice after online harassment. Our current approach isn't working, say the researchers.

Observing mothers with substance use disorders and their children suggests some of the triggers for harsh parenting.

A new study uses test score data to link racial disparities in school discipline to the achievement gap between black and white students.

When we're in a group meant to decide about punishment, such as a jury, other people can have a major effect on our thinking.