This expanded second edition is an important reference volume on the theoretical foundations of art therapy. The text presents a detailed account of the origins and rationale of art therapy. The author underscores the need for a new model of intervention, describes the advantages of visual forms of cognition, discusses general system theory and the field of cybernetics, delineates several existing models of art therapy, and outlines the essential features of the psychocybernetic model-a model combining the verbal-analytic and the visual imagistic symbol systems. The text then focuses on implem