Brain and creativity

How does the brain create and perceive music? More specifically, what goes on inside the heads of musicians when they're in the groove composing a song or improvising with their instruments or voice? These questions have long intrigued researcher Charles Limb, and to find answers he's turned to studying the brains of some likely individuals: jazz musicians and rap artists. In this quest, Charles brings some interesting credentials. He's an auditory surgeon by training, specializing in a surgery called cochlear implantation - a way to help deaf people hear again. He currently practices at…