Book reviewed in this article:Developmental Dyslexia.ByMichael Thomson. London: Edward Arnold.The Single‐Child Family.ByMoshe Anisfeld.Language Development from Birth to Three.ByMoshe Anisfeld.The Social Dimension: European Developments in Social Psychology, vol. 1.Edited byHenri Tajfel.The Social Dimension: European Developments in Social Psychology. vol. 2.Edited byHenri Tajfel.Mental Retardation: The Developmental Difference Controvesy.Edited byEdward Zigler&David Balla.Children at Risk for Schizophrenia. A Longitudinal Perspective.Edited byN. F. Watt, E. J. Anthony, L. C. Wynne&J. E. Rolf.Everyday Cognition: Its Development in Social Context.Edited byBarbara Rogoff&Jean Lave.Jean Piaget, Savant et Philosophe.ByJean‐Jacques Ducret.Psychoanalysis and Infant Research.ByJoseph D. Lichtenb