followers

A conversation cropped up on Twitter the other day about shared audiences. Specifically, Ed Yong and Alice Bell used this tool to compare the overlap in their followers. So we science nerds wondered, how does that overlap look when you start adding in more bloggers? What is the shared audience between five, 10, 20 of the most prominent writers? This is very interesting to me, because I suspect that, even within a portal like ScienceBlogs, there is in fact very little sharing of audiences. Perhaps that's a reflection of the number of blogs people can reasonably follow. Maybe it's the…