PSY 1001 Lecture Notes - Lecture 18: Object Permanence
Document Summary
Jean piaget contributed a still influential theory of cognitive development. Piaget was interested in how thinking changes (mostly concerned with logical thinking--thinking that is involved with solving problems and reasoning). In addition to the stages of development, there are two processes important for understanding change in piaget"s theory: Assimilation: involves perceiving or thinking about new objects or events in terms of existing knowledge. Accommodation: the infant or child accommodates a experience into their own knowledge (knowledge is changed): sensorimotor stage birth-2 years; has many sub-stages; most important issue here is the object concept. The object concept has many components, which are investigated with the object permanence task and the a-not-b task: preoperational stage. 2-7 years of age; characterized by an increase in symbolic thought; but, kids only reason egocentrically, as indicated by the three mountains task: concrete operational stage.
