The Nature and Ontogenesis of Meaning

Throughout its evolution, Piaget's theory has placed meaning at the center of all attempts to understand the nature and development of knowing. For Piaget, all knowing – whether sensorimotor, representational, or reasoned, and whether directed toward successful problem solutions or toward general understanding – is necessarily a construction which arises out of meaning making activity. It was in this context that the editors of this volume, originally published in 1994, approached the board of d