most important German intellectual traditions of the twentieth century. This volume follows the discussion of the first three phases of the Frankfurt School, ie authors considered as Horkheimer, Adorno, Benjamin, Marcus and Habermas and Honneth. History, art, nature, law, justice, the rule, the public sphere and social rights are addressed in these trials, citing particular realities and universal problems of philosophy. This compilation is the latest information on one of the most important philosophical discussions of contemporary critical thought within national contribution. This image is synthesized in a social theory it consists of concepts from social reality itself, yearning for the possibility of justice and total emancipation. This theory is the inheritance of the Frankfurt School, notes that legacy today of criticism.