Social exclusion is so much a process that affects to millions of peop le worlwide, in countries in development as in our prosperous western societies. A basic work to understand the conceptions that during a lo t of time -y still today -, they have maintained the practices of a sc hool education not very able of assisting to the diversity of the pupi l and, therefore, excluding and of low quality for many students and s tudents and to help the readers to understand, on the other hand, thos e principles and practical educational that can behave I pass to step, toward that horizon always in movement of an education of quality for all, without euphemisms neither exclusions, toward a more inclusive e ducation.
