leslie smithLeslie Smith is a freelance researcher based in the Lake District in North West England and Professor Emeritus at Lancaster University. His main interests are in Piaget's theory, the development of children's reasoning, especially modal reasoning, an the psychology and epistemology of development with special reference to normativity. His published work includes a dozen books, most recently Norms in Human Development (as editor, with Jacques Vonèche). He is currently an Associate Editor of New Ideas in Psychology and is working on a monograph, Piaget's Developmental Epistemology, to be published by Cambridge University Press. Read More Read Less