The gentle doctor turns his pen to another set of mental anomalies that can be viewed as either affliction or gift.

If we could prescribe what our physicians would be like, a good number of us would probably choose somebody like Sacks (Uncle Tungsten: Memories of a Chemical Boyhood, 2001, etc.). Learned, endlessly inquisitive and seemingly possessed of a bottomless store of human compassion, the neurologist’s authorial personality both reassures and arouses curiosity. Here, Sacks tackles the whole spectrum of the human body’s experience of music by studying it from the aesthetic as well as medical viewpoint. Fantastical case studies include a young boy assaulted by musical hallucinations who would shout “Take it out of my head! Take it away!” when music only he could hear became unbearably loud. Less frightening are stories about people like Martin, a severely disabled man who committed some 2,000 operas to memory, or ruminations on the linkage between perfect pitch and language: Young children learning music are vastly more likely to have perfect pitch if they speak Mandarin than almost any other language. ..