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8 hours ago · 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.
