The researchers emphasize that these differences are a result of the unique environment for twins—such as sharing parental ...

Sibling rivalry is the topic of discussion on Monday. Why do siblings fight, how do we handle it as parents and guardians, and how can we turn a perceived negative into a positive? Child Development ...

Sibling fighting is normal – but there are certain parenting strategies that can help keep resentment at bay as they grow up, ...

When parents catch behavioral issues in their younger children such as aggression, defiance, rule-breaking, or difficulty controlling impulses, the first instinct may be to adjust their parenting ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Sibling relationships influence our development as growing ...

Twins often do not pick up new skills as fast as their single-born siblings in their early years, according to a study by the ...