Piaget
/pjɑːˈʒe/- Piaget, Jean (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.皮亚杰, 让（1896-1980, 瑞士心理学家, 其关于儿童智力和逻辑能力的作品极大地影响了对人类思维发展的研究; 他认为, 思维会经历一系列固定的认知发展阶段, 每一阶段都成为下一阶段的前提）。