PSY 220 Lecture Notes - Lecture 2: Random Assignment, Scientific Method, Paul Baltes
2 Sep 2016
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Content: gain-stability-loss ; increase, stay constant, decline (with corresponding age) Development includes gains, losses, neutral changes, and continuities in each phase of the lifespan. Infancy: first 2 years of life (the first month is the neonatal or newborn period) Preschool period: 2 to 5 or 6 y/o (some prefer to describe as toddlers children who have begun to walk and are age 1 to 3. Middle childhood: 6 to about 12 (or until the onset of puberty) Adolescence: approximately 12 to 20 (or when the individual becomes relatively independent od parents and begins to assume adult roles) Early adulthood: 20 to 40 (some distinguish an emerging adulthood period from 18- Late adulthood: 65 years and older (some break out subcategories such as the young- old, old-old, and very old based on differences i functioning) Age grade: socially defines age groups in a society. Our senses of when things should be done.
