For those who want more information, the following article provides a good overview of the research on the Wisdom of the Crowd, as well as what are its limits:

For those who want more information, the following article provides a good overview of the research on the Wisdom of the Crowd, as well as what are its limits: http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2457222 http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2457222