He's not the oldest and he's not the youngest — but Trump's "middle-late" birth order offers some insight into why he is the ...

The question of whether siblings' birth order shapes their personality has puzzled families and psychologists for years. What ...

The sections below list characteristics of birth order that are often common to children of the same rank in birth order.

Are you a responsible oldest child, an overlooked middle, or a free-wheeling baby? For those who adhere to the theory that birth order influences personality, the answer to that question may hold ...

Lynn Berger, author of Second Thoughts: On Having and Being a Second Child, looks at history to determine why so many people believe birth order affects personality.

And birth-order characteristics, she said, are something that just emerge naturally when parents add more than one child to the family. The more children you have, ...

As a social worker, Chicagoan Meg O’Brien is aware of common birth-order traits: Firstborns and only children are conscientious, structured and reliable. Middle children tend to be diplomatic ...

Birth order doesn’t affect your personality—just your intelligence Extraversion and other personality traits can't be attributed to your status as middle child.

Study: Birth order unrelated to traits by AABBY OHLHEISER The Washington Post | August 2, 2015 at 3:01 a.m.

Birth order traits: How does birth order affect personality? Firstborn children are set up for more academic and intellectual success, research has found.