Past research syntheses provided evidence that personality traits are both stable and
changeable throughout the life span. However, early meta-analytic estimates were …

Trait stability and maturation are fundamental principles of contemporary personality
psychology and have been shown to hold across many cultures. However, it has proven …

Objective Theory and research have emphasized the impact of life events on personality trait
change. In this article, we review prospective research on personality trait change in …

The last 2 decades have witnessed increased research on the role of life events in
personality trait development, but few findings appear to be robust. We propose that a key to …

The importance of personality for predicting life outcomes in the domains of love, work, and
health is well established, as is evidence that personality traits, while relatively stable, can …

Research has long demonstrated that loneliness is a key risk factor for poor health.
However, less is known about the development and predictors of loneliness across later …

This study assessed change in self–reported Big Five personality traits. We conducted a
coordinated integrative data analysis using data from 16 longitudinal samples, comprising a …

Objective A precise and comprehensive description of personality continuity and change
across the life span is the bedrock upon which theories of personality development are built …

Across adulthood, people tend to experience psychologically adaptive personality trait
change, a robust finding known as the maturity principle of personality development. We …

Objective: The present study examined the longitudinal association between personality
traits and sleep quality in 4 samples of middle-aged and older adults. Method: Participants …