The capacity to take part in dialogues and justify one's positions constitutes the normative core of critical social justice. This capacity is what makes citizens autonomous, so ensuring it is the main objective of a critical theory of justice. For citizens to become the true masters of their lives it is necessary to transform social structures and relations as well as to counteract the effects of capitalist dynamics on one's reflective capacities. To effectively intervene in real societies it is necessary to have the normative guidance provided by the principles and normative concepts presented in this book, which emerge from the constructive question: 'what are the necessary conditions for someone to be able to take part as an autonomous subject in decision making processes?'