According to Developmental Psychologist K. Warner Schaie, achieving personal goals is the main cognitive task of young adulthood.
In early adulthood, an individual's principal cognitive job is to attain personal objectives (e.g., having a family, creating a profession) by employing the intellectual abilities developed during the acquisitive stage.
In middle adulthood, during the responsible stage, the individual applies such talents to manage more complicated issues emerging from family, community, and work duties.
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