The blogosphere itself is a fine example of what Yale Law Professor Yochai Benkler (TEDGlobal) writes about in The Wealth of Networks: The astounding cultural output resulting from the large-scale, grassroots collaborations digital technologies make possible. (Previous TEDBlog coverage) So it seems only fitting that within two months of its publication, Benkler’s book has inspired a blog-based seminar, spurring increased dialogue around the ideas. The seminar is a new-media twist on an old-school idea: A handful of critical essays examine issues raised in the book. Benkler responds to each, in turn — both on the site, and in a PDF available for download.