In what seemed to partially be in response to the correlation studies performed last year on social signals as a ranking factor, AJ throws in his two cents as to why social signals aren't part of Google's ranking algorithm.
So why are experts in the industry listing social signals as a ranking factor in correlation studies?
Memorable content tends to get shared... and linked to
☞ Creating memorable content has a much higher likelihood of getting shared and reshared socially.
☞ The more content is shared, the more likely it is to earn links by someone who found it memorable.
☞ The more trustworthy inbound links a page earns, the more likely it is to increase its visibility in organic search for relevant search queries.
Long story short, the number of creators following someone who shares your content is important.