This paper examines how educational radio has been used to disseminate agricultural information to farmers in rural communities of Manitoba (Canada), and discusses implications for educational uses of radio in developing countries. In-depth interviews were conducted with 15 communication experts involved in rural extension services in Manitoba.…

The Open University of Great Britain provides home-based instruction via broadcasts and correspondence. Since technical arguments for the superiority of open-network, cable, or cassette television systems are inconclusive, the university has been forced to develop a decision-making model to determine which system is the most cost effective. For…