The emergence of a whole bouquet of directions or theories explaining the nature and development of scientific knowledge should be remembered by such names as Thomas Kun Imre Lakatos Feyerabend and a number of others common to postpositivism. The photos of the Bold hopes inherent in the first second and third positivists and related to the construction of some final philosophical system on some sort of then the final philosophical outlook punishing there and postpositivism are engaged in the development of scientific methodology to explain the structure of scientific knowledge by disclosing the laws of its and so on in this matter they use for example evolutionary ideas consider the units involved in natural selection Russian powerful can add that in its development in more modern at later stages of development postpositivism came to these ideas which speak of the principle of the place of scientific knowledge from the unscientific That is, you are that any criteria for demarcation they are always conditional and therefore science approaches it Fu to the political consciousness of a particular perhaps all a couple of minutes before or the hemisphere of the gang called methodological or piedemiological anarchist and asserted the principle of methodological permissiveness all that gives us knowledge well and everything that contributes to the development of our ideas about the world is a science How can a gang of gang re-tell and one more important tendency to which it is necessary to mention the evidence of positivism is American pragmatism here we again have to return to 19 century and tell about the school that emerged in the 70's of the 19th century pragmatism in its ideological attitudes is close positivism positivism as well as positivists pragma and believed that it was necessary to build a philosophical worldview aimed at actively changing