- autonomous interdependence
- according to Selman, adult stage of friendship in which friends appreciate and respect each other’s individuality and identity while also relying on each other for the support
- homogamy
- preference for forming romantic relationships with those who are similar to us
- intergenerational solidarity
- closeness among family generations promoted by frequent interaction, expressions of affection, alignment of values and beliefs, provision of help, proximity to each other, and shared norms and traditions
- intersectionality
- framework to understand how people experience multiple aspects of their identity simultaneously
- intimacy vs. isolation
- according to Erikson’s theory of psychosocial development, the early adulthood challenge to establish close and trusting relationships with others
- maturity principle of personality development
- increase or decrease of certain traits with age to effectively adapt to the demands of development
- mean-level change
- extent to which the level of a personality trait can fluctuate historically and over the lifespan
- rank-order stability
- tendency for an individual’s levels of personality traits compared to others to remain stable over time
- self
- totality of all your personal characteristics, including the way you see yourself, represent yourself, and relate to others
- self-determination theory
- theory that proposes that success and well-being are maximized when we are able to balance our needs for autonomy, competence, and relatedness
- social clock
- cultural expectations about normative behavior and achievements that are associated with age
- social investment theory of personality development
- idea that commitment to certain life roles predicts corresponding changes in personality traits to support the demands of these roles
- trajectory
- predicted pathway of development, usually determined by the interaction of behaviors within context
- work-life balance
- arrangement that allows a person to spend the desired amount of time on activities that are important to them such as work, leisure, education, and caregiving