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

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.

Step aside astrology, birth order's coming through. We're unpacking the unique birth order theory and the characteristics of each position.

Does being the first middle child or the eldest shape your personality Does the birth order dictate how your life turns out ...

According to Adler’s birth order theory, a child may have several personality characteristics, depending on their birth order. For example: ...

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 ...

Austrian psychotherapist Alfred Adler introduced the birth order theory. It suggests that the order in which children are born affects their personalities. Learn more here.

Find out what you need to know about how birth order affects children, their personality, intelligence, and more.