Life Span Perspective

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Life Span Perspective Mary Johnson PSY/375 April 11, 2012 Dr. James Life Span Perspective The goal is to understand, what is development? When does development occur? What causes development and why is there development? Social and cognitive theories are influences of lifespan development. Both Heredity and environmental can have a role in life situation. The science of human development is described as the science that seeks to understand how and why people change or remain the same over time (Bergers). Scientist cannot give reason or predict life’s situations, through empirical science; data is collected through observations, experience and experiments. Development can be characterized with an element of change, also refers to growth and progression. People are seen as making progression in an era of phases. According to Levinson the life cycle consists of a sequence of four eras. The periods identifies as follows: childhood and adolescence, birth to age twenty. Early adulthood ages seventeen to forty five. Middle adulthood, age forty to sixty five, late adulthood is age sixty on. What is a theory? A theory is an interrelated coherent set of ideas that helps to explain and make predictions. Life span development is a very complex topic no single theory has been able to account for all aspects. Cognitive theory unlike psychoanalytic theories which focuses on unconscious thoughts, cognitive theories focuses on conscious thoughts. Psychologist Jean Piaget believed that children play an active role in their cognitive development. Children use the processes of organization and adaption such as assimilation and accommodation to understand their world. Children go through four stages; sensorimotor, preoperational, concrete operational, and formal operational (Santrock, Mackenzie, Leung & Malcomsom, 2003). Psychoanalytic theories are described by

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