The Yale Child Study Center Guide to Understanding Your Child: Healthy Development from Birth to AdolescenceNow the organization that represents the most advanced research and thinking about child development brings you state of the art answers to every parenting concerns. Focusing exclusively on developmental issues, the work of psychiatrists, psychologists, pediatricians, social workers and educators at Yale University School of Medicine's Child Study Center has been brought together in a comprehensive reference guide for every family bookshelf. Here is