Jun 12, · Levinson's Theory 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. Levinson’s Theory In , Daniel Levinson published a book entitled, The Seasons of a Man’s Life in which he presented a theory of development in adulthood. Levinson’s work was based on in-depth interviews with 40 men between the ages of According to Levinson, young adults have an image of the future that motivates them.
The study of adult development is, one might say, in its infancy. It has been taken seriously in the human sciences for only the past 30 years or so, largely under the impact of Erikson's (, , ) germinal writings. Er- ikson's most obvious contribution was his theory of stages in ego development. Levinson divides our adult years into four major eras, each separated from the next by a transition period. As you can see, the first transition occurs between the pre-adult eras, the time before we are adults, and early adulthood.