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Early Adulthood. Cognitive Development. Piaget’s Formal Operation stage Postformal thought Perry’s theory-dualistic thinking-dividing information Relativistic thinking-not absolute truth but multiple truths. Schaie’s theory.
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Cognitive Development • Piaget’s Formal Operation stage • Postformal thought • Perry’s theory-dualistic thinking-dividing information • Relativistic thinking-not absolute truth but multiple truths
Schaie’s theory • Acquisitive stage (childhood and adolescence)-knowledge acquisition • Achieving stage-(early adulthood) • People must adapt their cognitive skills to situations that profound effect on long-term goals • Focus on applying knowledge to everyday life
Physical Changes • Change in lifestyle • Stress • Hypertension • Heart disease • Substance abuse • Smoking • Alcohol • obesity • Focus on exercise and diet for healthy lifestyle
Immune system • T cells-form in the born marrow and mature in the thymus and attack antigens • The immune system increases during adolescence and decreases after 20 years of age
Reproduction • Increase of first births in women in 30s • Age affects male reproductive capacity especially after 40
Selecting a vocation • Fantasy period • Tentative period • Realistic period • Gender stereotypes-table 13.2
Emotional Development • Table 14.1 • Intimacy vs. isolation • Careers • Intimacy • Age 30 transition • Social clock • Mate selection
More Emotional Development • Friendships • Leaving home • Starting families • Parenthood • Divorce • Childlessness • Establishing a career