Scientific knowledge is in perpetual evolution; it finds itself changed from one day to the next.-- Jean Piaget
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Name: Jean Piaget Type: Psychologist Nationality: Swiss Birth: August 9, 1896 Death: September 16, 1980 |
Scientific knowledge is in perpetual evolution; it finds itself changed from one day to the next.-- Jean Piaget
|
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Name: Jean Piaget Type: Psychologist Nationality: Swiss Birth: August 9, 1896 Death: September 16, 1980 |