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  Born in Neuchâtel, Switzerland
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  Piaget first developed as a psychologist in the 1920s. He investigated the hidden side of children’s minds
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  In 1923, he married Valentine Châtenay; the couple had three children, whom Piaget studied from infancy.
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  As the Director of the International Bureau of Education, he declared in 1934 that "only education is capable of saving our societies from possible collapse, whether violent, or gradual."
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  Piaget created the International Center for Genetic Epistemology in Geneva in 1955 and directed it until his death in 1980.
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  It is primarily the "Third Piaget" (the logical model of intellectual development) that was incorporated into American psychology when Piaget's ideas were "rediscovered" in1960
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  During the 1970s and 1980s, Piaget's works also inspired the transformation of European and American education, including both theory and practice, leading to a more ‘child-centered’ approach.
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  Died at age 84 in Geneva, Switzerland
