Social cognition attempts to relate personal-social development with intellectual development . Among the several theories that attempt to analyze development process , Jean Piaget 's stage theory is also a prominent one . Piaget 's theory was first published in 1952 , which equated a child 's knowledge to schemas of basic knowledge , which helps in understanding past and new experiences . According to Piaget , theses schemas are constantly modified by processes , which he as `assimilation ' and `accommodation . Incorporating new information into prevailing schema is...











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