Jean Piaget (1896-1980) Psychologist and pioneer in the study of child intelligence. His work is world-renowned and has had a profound effect on the fields of psychology, sociology, education, and law.
'His theory of child development has influenced the way millions of schoolchildren have been taught.' - Times Literary Supplement 'Jean Piaget breaks startling new ground by showing us how a child's grasp of concepts develops as inevitably as his bones.' - The Observer