Ideology and Discourse: the Subject, Power and Truth

With the rise of disputes from the rotation of the post-modern and post-structuralism and post-marxism in the social science literature, the concepts of ideology, hegemony, the subject, power and resistance became most usable and controversial concepts in this area. Outcome of this dispute was a range of views and interpretations of these concepts. Depending, in recent years the trend and interest in the intellectual climate of our society, particularly in terms of vogue theory and discourse analysis has been established. However, in some cases it can be seen that these concepts without attention and awareness of the theoretical and conceptual similarities and differences between them are used. Accordingly, in the present article trying with obtaining analytical and critical approach similarities and differences of these concepts in the view of most theorists in the field such as Marx, Althusser, Gramsci, Foucault and Laclau and Mouffe be studied and explained. The results of this study implies that each of these concepts find the different mean in different theories. Thus the researchers before applying any of the above concepts must identify the appropriate theoretical approach with expected meaning of these concepts.Because the traditional concept of ideology and hegemony value-loaded and is based on the existence of transcendental truth. While discourse analysts deny the existence of truth and believe that these discourses that serve to define the truth.