As nouns the difference between postmodernism and postpositivism

is that postmodernism is any style in art, architecture, literature, philosophy, etc, that reacts against an earlier modernist movement while postpositivism is (philosophy) a metatheoretical stance that critiques and amends positivism while positivists believe that the researcher and the researched person are independent of each other, postpositivists accept that theories, background, knowledge and values of the researcher can influence what is observed they believe that human knowledge is based not on unchallengeable, rock-solid foundations, but rather upon human conjectures.