Ciência e consciência, conhecimento e liberdade

at the time of new technological schemes and global risks, scientific thinking developed in the brazilian experience celebrates a memorable text of little more than 40 years: science and liberation, written by the nuclear physicist j. leite lopes. this paper investigates this thought, which communicates with the critical scientific horrified by the rubble of postwar and design a vision of epistemological rupture in view of social reality. this movement becomes a proposal for a management of knowledge. the methodological approach of this essay seeks texts that bear witness to and from post-war twentieth century, and contributions from the natural sciences and culture aimed at building a democratic society. the work of leite lopes lies there like a bunch of languages in the service of social change and the effective development of brazil and latin america.