1.- Introduction: Terminology problems. Vagueness, ambiguity and emotion. Natural rights, human rights, moral rights and fundamental rights.
2.- The concept and the foundation: their relationship
3.- On the foundation
3.1.- The problems of the foundation of rights.
3.1.1.- The difficulties of the rational foundation
3.1.2.- The difficulties of the integral foundation
3.1.3.- The open catalog of rights
2.- The relevance and meaning of the problems with the concept and the foundation of human rights.
3.2.- Various proposals on the foundation.
3.2.1.- Attention to the addressee: abstract and historical foundations.
3.2.2.- The nature of values: objectivism, subjectivism and intersubjectivism.
3.2.3.- The budget: liberals and communitarians.
4.- About the concept.
4.1.- Natural rights
5.- The dualist proposal
5.1.- Reason and History
5.2.- The dynamism of freedom
5.3.- Rights as ethical instruments
5.4.- Rights as political instruments
5.5.- Rights as legal instruments
6.- Values and principles
6.1.- Human dignity.
7.- The relevance of the conceptual and justificatory problem: special attention to its impact on legal systems.
7.1.- The guarantee system: legislation and jurisdiction.
7.2.- Interpretation: legal interpretation and constitutional interpretation.
8.- Contemporary challenges of the concept and foundation