Public policies have been interested mainly in the design of tools to identify the best decisions in the field of government management. On the side of deliberative democracy, studies have focused on the analysis of discussion procedures. However, they have a common element: the importance of the actors on decision making. The objective of this paper is to analyze the interaction between ideas, actors and institutions in public policies from application of deliberative democracy, as the mechanism for legitimizing the management of political-administrative authorities. Research starts from the premise deliberation allows us to moderate the power of the government, and correct some of the situations of democratic disorders, through a dialogical control that requires accountability, transparency and publicity about decisions that affect the lives of citizens, as well as effective participation in the elaboration of public policies, as an expression of self-government.