The aim of the present guide is to clearly and accurately describe all the issues relevant to the study and practice of the prevention and detection of child abuse. This systemized guide is mainly addressed to all professionals --teachers, psychologists, social workers-- who wish to train themselves in the detection and prevention of abuse. In this book they will find the basic material to carry out the preventive task in the private environment as well as in the institutional one. This Manual may be used for other purposes as well. In many of its chapters parents will find methods to teach their children to avoid situations of risk and general patterns of rearing and education so as to favor the development of Children's Self esteem.