A parent's birth order powerfully impacts his relationship with his children. If a parent was the firstborn child, he may identify completely with his oldest. He understands this child best because ...

A: Studies show that much of our personalities are a result of our positions in our families. Dr. Frank Sulloway in his book Born to Rebel: Birth Order, Family Dynamics, and Creativity discusses the ...

Birth order theory is a concept in family dynamics psychology that posits sibling position may influence personality traits.

We’ve all heard the stereotypes: Firstborn children are responsible, secondborns are independent, and the third is carefree. Birth-order stereotypes are a neat and tidy way to account for personality ...

Ever looked at your kids and thought, “How did they all come from the same womb?” Turns out, birth order might have something to do with it. Psychologists have long studied how your place in the ...

First-born children earn measurably higher incomes than their younger siblings on average. This pattern holds across diverse cultures, socioeconomic backgrounds, and family sizes. Birth order itself ...

“Stop that!” 7-year-old Allie screeches. Standing within earshot of this latest sibling squabble, Mom instantaneously hollers at her 9-year-old son, “Brian, You're punished.” Brian screeches, “That’s ...