The course traces the development of a number of communication technologies and examines their collective and cumulative influence on society and culture. At the same time the unit looks at how social uses of technology shapes development and application of the technology in question. The dialogic nature of the course encourages comparative analysis across history and cultures. In order to give shape to the course, the emphasis will be on the rise of literacy, the impact of printing and the electronic media, and concludes with an examination of the new digital technologies. Wherever possible the analysis will be applied to the local Bangladeshi context.