In this piece, Bimber shares his theory of how changes in the cost, structure and accessibility of information lead to changes in the political system. He describes three information regimes that existed before the current one. The first involved the creation of the U.S. Postal Service and the American newspaper industry. This allowed the national flow of political information which was impossible before. These changes also led to the creation of national political parties. During the second information regime, information had become much more complex due to a greater number of issues on the national agenda. As a result, organized interest groups developed. The third information regime involves broadcasting. This has led to the weakening or
