All those in Latin America and the Caribbean who want to form citizenship and contain violence will find in these pages a lot to learn and benefit from. Enrique Chaux, with this book, shows that in Latin America, particularly in Colombia, it is possible to make rigorous, relevant and applicable social science; which can put into process systematic research programs committed to seeking solutions validated through strong and precise methodologies. After reading this book, it is clear that the circles of neighbourhood, school and family violence tend to overlap and feedback, presenting us with a huge problem of learned violence that we must unlearn. Our countries know no greater challenge”