Say whatever you want about my point of view - I can humbly boast an albeit limited record of consistent outperformance of in-house social media managers. Why? I’m not sure. They’re super talented! I have a theory of the case, which I’ll spare you for the moment. Insight is quantifiable after all, and one needs more data. So until then - below is a great example of a side-by-side comparison against the null hypothesis.