5. Crowdsourcing and curation

Crowdsourcing represents the identification of sources by external people (bloggers, twitterers, facebookers, etc.). Everyone active on the Internet is a source, through what they see, what they know and what they exchange. So, all the community exchange and sharing sites are sources to be explored to cross-reference information and identify people who are relevant to a subject or up to date with the latest advances in a field. With crowdsourcing, the selection of relevant websites on a subject becomes collaborative, enriched and lively.

And the main tools presented in this article are curation , social bookmarking