This paper presents syntheticaly an experience of thought: the attempt to construct a method of public´s reflexion based on the works of John Rawls. Such try is done around three central problemas: 1) the constitution of the actuality´s caracteristics, from common perception; 2) the constitution of the politic´s knowledge - its form and estructure, of autonomous nature; 3) the constitution of a hypothesis on social change from the Theory of Justice, from the notion of the cognitive justice and political education.
Public Reflexion; John Rawls; Political Epistemology; Cognitive Justice; Experience of Thought