Jul 23, 2014 · Key Concepts. Erikson’s psychosocial theory of development considers the impact of external factors, parents and society on personality development from childhood to adulthood. According to Erikson’s theory, every person must pass through a series of eight interrelated stages over the entire life cycle.
Jun 12, 2014 · Psychologist Daniel Levinson developed a comprehensive theory of adult development, referred to as the Seasons of Life theory, which identified stages and growth that occur well into the adult .
For those in early and middle adulthood, meaning is often found through work and family life—two areas that correspond with Erik Erikson’s psychosocial theory of development. According to Erikson, intimacy vs. isolation is a stage of psychosocial development in which people face the crisis of being alone versus being involved in meaningful.