If you haven't seen it, it's worth reading. He's a pianist himself, and he details his whole career of looking at and observing incredibly powerful effects that music has had on peoples' lives in unusual situations.
Es un excelente libro. Si no lo han visto, vale la pena leerlo. Sacks es pianista y en el libro detalla toda su carrera viendo y observando los efectos increíblemente poderosos que la música ha tenido en la vida de personas en situaciones inusuales.