Some people count how many friends they have, and some people count the value of their friendships. On social media — and the web generally — we have the same kind of experience.

We can count just about everything online, and so it should surprise no one that as social media has boomed, so too have the comparisons between Facebook friend counts and Twitter followers.

But there’s so often a nuance that raw numbers can’t show.

It’s easy enough to track who are the most followed Twitter users in Philadelphia, but everyone is trying to figure out how those figures measure in influence — or ‘resonance.’ Suppose we want to see who are the biggest Philadelphia voices in the Twitter conversation — not spam accounts with big follower numbers, but those people who you should be following, whose opinions matter and are being heard.

Simply, what Philadelphia Twitter users matter most?

Find the rest on the Philly Post of Philadelphia magazine.