It turns out my friend from work and a fellow American, Eric, knows my friend Richard in Philadelphia. Eric used to date a good friend of Richard's, a few years back. Now, I have known Richard since college, because he used to date a friend of mine. Eric lived in Chapel Hill at some point after I left, and met Richard's friend there.
I found out this week that a coworker of mine at IARC is married to a woman that I knew in college, Vivian.
How is it that UNC grads end up so widely dispersed?