Life Span Development Paper

Topics: Jean Piaget, Child development, Theory of cognitive development Pages: 2 (653 words) Published: November 15, 2010
According to Cliff Notes, Developmental psychology is the scientific study of age-related changes throughout the human life span. A discipline of scientific inquiry, developmental psychology recognizes humans of all societies and cultures as beings who are “in process,” or constantly growing and changing. This discipline identifies the biological, psychological, and social aspects that interact to influence the growing human life-span process. Within the last 25 years, developmentalist’s researchers who study human development expanded their focus to include the study of the physical, motor, cognitive, intellectual, emotional, personality, social, and moral changes that occur throughout all stages of the life span (cliff notes). Beginning with and Jean Piaget (1896–1980), the early focus of developmental psychology was on child development, or the maturation of children (cliff notes). According to Piaget, there are four stages of cognitive development: the sensorimotor stage, preoperational stage, concrete operational stage, and the formal operational stage. Each stage represents the child's understanding of reality during that stage. The sensorimotor stage of development takes place between birth and two years of age. This is when baby learns development by its senses. A baby learns nourishment in infancy by sucking, and as they began to eat baby food they learn nourishment by eating off of a spoon. They also don’t understand the permanency of an object during this stage, thus meaning that objects continue to exist even when they can't see them. The preoperational stage takes place between two and seven years of age. During this stage children think animatedly. They have no distinction between living and nonliving things, and some children have a wide imagination. A child is egocentric in this stage.

The concrete stage is the stage that takes place between the ages of seven and eleven. This stage is when children can begin thinking logically and concrete,...
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