justice for aristotle, kant e sandel: a comparative study

This work intends to show the conception of justice for great masters in this subject. They are Aristotle, Kant e Sandel. The reason of the choice of these specialists is that each one lived in different ages, so, their point of view serve as a paradigm to this study. In Aristotle it will be explored the conception of justice in Ethic to Nicomachean, where it searches to characterize an understanding of the meaning of justice as a virtue strictly human by interpretative analyses.; In Kant, the doctrine of law in Metaphysics of Morals; and, finally, Michael J. Sandel, in the work Justice - what is the right thing to do.