Structured Data: Content, Rich Snippets & Authorship vs. Author Rank

As we move toward a content-centric approach to marketing, search, and social media, new influence-based metrics become more important. As Google evolves, people and the content they produce are beginning to be prioritized by the search engines.

Source: http://feedproxy.google.com/~r/sewblog/~3/b2gFzNr8dxM/Structured-Data-Content-Rich-Snippets-Authorship-vs.-Author-Rank

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