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Jean Piaget was born on August 9, 1896, in Neuchâtel, Switzerland
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Jean Piaget married his wife Valentine Chatenay in 1923.
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In 1929, Jean Piaget accepted the post of Director of the International Bureau of Education and remained the head of this international organization until 1968.
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In 1953, Piaget described three kinds of intellectual structures: behavioural (or sensorimotor) schemata, symbolic schemata, and operational schemata.
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In 1964, Piaget was invited to serve as chief consultant at two conferences at Cornell University (March 11–13) and University of California, Berkeley (March 16–18).
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In 1979, Jean Piaget was awarded the Balzan Prize for Social and Political Sciences.
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Jean Piaget died on the 16th of September in 1980 in Geneva, Switzerland. He was 84 years old.