Piaget Developmental Psychology. Developmental psychology also called life span psychology the branch of psychology concerned with the changes in cognitive motivational psychophysiological and social functioning that occur throughout the human life span during the 19th and early 20th centuries developmental psychologists were concerned primarily with child psychology. Cognitive development involves changes in cognitive process and abilities.
Piaget s 1936 theory of cognitive development explains how a child constructs a mental model of the world. Developmental psychology theories. Originally concerned with infants and children the field has expanded to include adolescence adult development aging and the entire lifespan developmental psychologists aim to explain how thinking feeling and behaviors change throughout life.
Piaget s theory of cognitive development had a lasting impact on the fields of psychology and education.
Developmental psychology theories. Piaget s 1936 theory of cognitive development explains how a child constructs a mental model of the world. Piaget is often criticized because his method of investigation though somewhat modified in recent years is still largely clinical. In piaget s view early cognitive development involves processes based upon actions and later progresses to changes in mental operations.