Solitude occurs from childhood to old age. In this special issue introduction, we offer a lifespan perspective on matters of solitude with the aim to point to pertinent issues in the field. We propose that solitude serves important functions that may vary across different times in life and that solitude needs to be considered in the context in…

Attempts to integrate recent models of social systems based on age and cognitive personality research with research on adolescence. Presents a conceptual model of how adolescents set personal goals, construct cognitive strategies, and evaluate their success in an age-graded sociocultural context. Discusses future directions for research based on…