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Jean William Fritz Piaget ( UK: / piˈæʒeɪ /, [1] [2] US: / ˌpiːəˈʒeɪ, pjɑːˈʒeɪ /, [3] [4] [5] French: [ʒɑ̃ pjaʒɛ]; 9 August 1896 – 16 September 1980) was a Swiss psychologist known for his work on child development. Piaget's theory of cognitive development and epistemological view are together called genetic epistemology.
2 to 7 years old. Development of language, memory, and imagination. Intelligence is both egocentric and intuitive. Symbolic thought. Concrete operational. 7 to 11 years old. More logical and ...
Jean Piaget in Ann Arbor. Piaget's theory of cognitive development, or his genetic epistemology, is a comprehensive theory about the nature and development of human intelligence. It was originated by the Swiss developmental psychologist Jean Piaget (1896–1980). The theory deals with the nature of knowledge itself and how humans gradually come ...
Piaget's four stages of intellectual (or cognitive) development are: Sensorimotor. Birth through 2 years old. Preoperational. Toddlerhood through early childhood (2-7 years old) Concrete ...
According to Piaget, horizontal and vertical décalage generally occur during the concrete operations stage of development. [2] Horizontal décalage refers to fact that once a child learns a certain function, he or she does not have the capability to immediately apply the learned function to all problems. In other words, "a horizontal décalage ...
Cognitive development is defined as the emergence of the ability to consciously cognize, understand, and articulate their understanding in adult terms. Cognitive development is how a person perceives, thinks, and gains understanding of their world through the relations of genetic and learning factors. [1] There are four stages to cognitive ...
Psychology is the study of mind and behavior. [1] Its subject matter includes the behavior of humans and nonhumans, both conscious and unconscious phenomena, and mental processes such as thoughts, feelings, and motives. Psychology is an academic discipline of immense scope, crossing the boundaries between the natural and social sciences.
Mental operations are operations that affect mental contents. Initially, operations of reasoning have been the object of logic alone. Pierre Janet was one of the first to use the concept in psychology. Mental operations have been investigated at a developmental level by Jean Piaget, and from a psychometric perspective by J. P. Guilford.