Across parks and schoolyards, parents are trading the same uneasy observation: playtime feels more chaotic, more physical, ...

Dear Eric: Recently I decided not to attend a holiday gathering with family members I’ve joined for decades, and instead ...

A sample of 4,013 participants from 24 countries were asked about aggression toward siblings and non-sibs, to determine ...

Dear Eric: Recently I decided not to attend a holiday gathering with family members I’ve joined for decades, and instead ...

Becoming estranged from a sibling can be devastating, even when it also brings a sense of relief. Here's why it happens, and ...

Growing up as the eldest child often comes with extra responsibilities—which can shape the way you parent your own kids.

Dear Eric: For as long as I can remember, my older sister has emotionally abused me. Her comments on my weight were partially ...

Dear Security: Depending on where you are, recording a conversation without the consent of all parties is illegal. In some ...