I was born with approximately 40% hearing in my left ear. I’m also a musician, so this has presented some challenges from time to time, as you might imagine. This deficit has also allowed me to sit in more than my share of doctor and audiologist offices and observe the big chart-sized diagram of the ear. For many reasons, these circumstances have caused me to think about the wonder of how sound is created and the impact of that sound has on our lives. The creation of sound has varying sources – a shout, a plucked violin string, a handclap, vocal chords…and the list goes on. Once that sound has been created, it travels through the air – which we cannot humanly see. That’s an amazing thought a