导演:Cass R·Sunstein
In this follow up to Republic.com, his first appraisal of technology's effect on public discourse, University of Chicago Law School professor Sunstein waxes pessimistic about today's "nightmare" of limitless news and information options-and, more significantly, the limitless options for avoiding it. Gravitating toward those newspapers, blogs, podcasts and other media that reinf...(展开全部)