Jun 12, · 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. In fact, research suggests that adult cognitive development is a complex, ever-changing process that may be even more active than cognitive development in infancy and early childhood (Fischer, Yan, & Stewart, ).
From a lifespan developmental perspective, growth and development do not stop in childhood or adolescence; they continue throughout adulthood. In this section we will build on Erikson’s psychosocial stages, then be introduced to theories about transitions that occur during adulthood. Jun 28, · The biggest social contribution of an adult in this stage is to help the growth and development of the subsequent generation. This is done by starting and raising a family, which then leads to a sense of accomplishment. If this stage lacks this aspect of growth an adult is likely to feel inactive and inconsequential.