(1896–1980), Swiss psychologist. Piaget's work on the intellectual and logical abilities of children provided the single biggest impact on the study of the development of human thought processes. He described the mind as proceeding through a series of fixed stages of cognitive development, each being a prerequisite for the next.
Definition of Piaget, Jean in US English:
Piaget, Jean
proper nounpyä-
(1896–1980), Swiss psychologist. His work on the intellectual and logical abilities of children provided the single biggest impact on the study of the development of human thought processes.