Learn about Louis Althusser's concept of the ideological state apparatus and its role in perpetuating dominant ideologies within society. Explore how various institutions such as the education system, religious institutions, media, family, and cultural organizations contribute to the reproduction of existing power structures. Understand the process of interpellation and the ways in which individuals are hailed by these institutions to assume specific roles and identities. Discover the criticisms and limitations of Althusser's theory and its implications for challenging the prevailing social order.