EDINBURGH, Scotland — Those warm hugs and bedtime stories from your childhood might be shaping your adult personality more than you realize. New research comparing identical twins has revealed that ...

Despite their limitations, models of basic personality structure, such as the Big Five or the HEXACO model, have proven useful in summarizing and structuring the plethora of personality traits. While ...

Affectionate mothering in childhood may have a lasting impact on important personality traits, potentially influencing life outcomes such as educational achievement, economic success, and health and ...