Wikipedia as controlled vocabulary

Chris Sizemore and I gave this presentation a while back at the Essentials of Metadata and Taxonomy event. The presentation looked at the use of Wikipedia as a source of controlled vocabulary.
Wikipedia as controlled vocabulary
view presentation (tags: wikipedia linkeddata metadata cv)

Chris covers most of the issues we discussed in his post. But one thing [...]

What makes a good topic aggregation page?

Topic based aggregation pages are all the rage at the moment, David Weinberg comments on the addition of Huffington Post to the list of those adopting content aggregation. At the BBC we have also started to create are own Topic Pages. These pages are primarily designed to attract traffic from search engines or via browsing [...]