This book investigates the role of media within the framework of social and political theory, specifically questioning how media structures influence modern concepts of emancipation. Nicholas Garnham, a prominent scholar in political economy and communication, utilizes this work to challenge the prevailing intellectual paradigms of his time. He systematically critiques the assumptions underlying post-modernism and Information Society theory, arguing that these frameworks often obscure the material and political realities of media power. By anchoring his analysis in Enlightenment traditions, Garnham reasserts the necessity of viewing media as a central component of democratic discourse and social organization.

Scholars in the field of media studies frequently cite this work as a rigorous defense of political economy against the rise of culturalist and technological determinist perspectives. Experts highlight the text as a foundational critique for students and researchers examining the intersection of media, democracy, and social theory.