Taking care of children and their parents continue the path of research in Clinical psychology perinatal started in the previous text. The parent-child relationship. Are presented the developments of current research to identify children at-risk families, organize a family support integrated, preventive and therapeutic, to promote good transgenerational transmission. Are proposed forms of assistance from the different multi-territory services (educational, social, hospital, consultoriali) in which families can apply. The problem of parental functions the common thread of the various interventions in which the present volume : the quality of these structure functions the baby's brain, especially in clinical settings of perinatalit, ̉ and even more in the case of special conditions such as preterm birth, where interaction with parents affects the disease rather than the optimality of development.