Should we have domains and domain owners?
They prune old and unused content, sometimes having a blog that lasts just a very short time. They work hard to keep it all fresh and up to date. They have knowledge champions in various areas who help do this. He feels these "domain owners" are an important part of facilitating the "quality" of the information and its organization. This is internally oriented, which has everybody with the same mission of advancing the company’s goals and under the same governance to keep out bad behavior, etc. This is not Wikipedia on the public web.
Source: Starting January 25, 2007