I truly believe that one of the keys to being able to write well is to have a space within which good writing and creativity are promoted. Music is a key piece. Not everyone can have a writer's office like that in a number of photos on this site, or the one of their imagination, but when the music is right we can become lost in a world of our own making. That is when writing feels really good.
I think Paul Krugman has probably launched or at least added to the careers of a number of musicians on his blog Conscience of a Liberal, but none more so than Sarah Jarosz. Below are two videos of hers.