In line with the Social Investment Principle, becoming a parent should lead to more mature behavior and an increase in conscientiousness, agreeableness, and emotional stability. However, previous research provided mixed results that do not support this idea. Here, we used data from a nationally...

Objective: Leaders differ in their personalities from non-leaders. However, when do these differences emerge? Are leaders "born to be leaders" or does their personality change in preparation for a leadership role and due to increasing leadership experience? Method: Using data from the German...

Objective: At work, people are confronted with clear behavioral expectations. In line with the Social Investment Principle, the beginning and ending of working life might thus promote changes in personality traits that are relevant at work (e.g., Conscientiousness). Method: Based on the data...

Although everyone would agree that bereavement is extremely stressful, surprisingly little is known about changes in different facets of affective well-being in the years surrounding the death of a loved one. On the basis of the Socio-Economic Panel Study, we examined changes in cognitive...

Background: Previous research suggests that romantic relationships play a crucial role for perceived control. However, we know surprisingly little about changes in perceived control before and after the end of romantic relationships. Methods: Based on data from the Socio-Economic Panel Study...

Although losing one's spouse is one of the worst experiences that can occur in life, it has not been resolved yet how this experience relates to personality development. Method: In the German Socio-Economic Panel study (SOEP), information on the death of a spouse was assessed yearly from 1985 to...

Personality predicts how we interact with others, what partners we have, and how happy and lasting our romantic relationships are. At the same time, our experiences in these relationships may affect our personality. Who experiences specific major relationship events and how do these events...

Personality predicts how we interact with others, what partners we have, and how happy and lasting our romantic relationships are. At the same time, our experiences in these relationships may affect our personality. Who experiences specific major relationship events and how do these events...

In line with the Social Investment Principle, becoming a parent should lead to more mature behavior and an increase in conscientiousness, agreeableness, and emotional stability. However, previous research provided mixed results that do not support this idea. Here, we used data from a nationally...

Although losing one's spouse is one of the worst experiences that can occur in life, it has not been resolved yet how this experience relates to personality development. Method: In the German Socio-Economic Panel study (SOEP), information on the death of a spouse was assessed yearly from 1985 to...