1. A method comprising: extracting a plurality of skill seed phrases from a plurality of member profiles of a social networking service; using one or more computer processors, disambiguating the plurality of skill seed phrases to create a plurality of disambiguated skill seed phrases; and de-duplicating the plurality of disambiguated skill seed phrases to create a plurality of de-duplicated skill seed phrases, the de-duplicated skill seed phrases identifying a plurality of skills; and wherein de-duplicating the plurality of disambiguated skill seed phrases comprises: calculating a plurality of internet search queries, at least one for each of the plurality of disambiguated skill seed phrases, the internet search queries, when executed, returning a list of internet web pages; for each of the plurality of internet search queries, submitting to a crowd sourcing application, over a network, a job for which the crowd sourcing application returns a specific internet web page selected from the list of internet web pages that is returned from each of the plurality of the internet search queries, the specific internet web page representing an interpretation of a meaning of the disambiguated skill seed phrase corresponding to each internet search query; and using the plurality of returned specific internet web pages to determine which of the plurality of disambiguated skill seed phrases identify identical skills.