Any fans?
He's the guy that did the end song (Still alive) in Portal, and a whole bunch of other nerdy songs you may have heard floating around the internet.
You can listen to some here:
http://www.thesixtyone.com/new/#/jonathancoulton/
Post links to your favorite songs pls:
For me it's got to be Still Alive:
http://www.youtube.com/watch?v=sxNmeMklFk8