Heart breaking, wondrous, enthralling. I wish I knew more of the neuro-medical terms he uses, but it's still decipherable for the layman. These are good stories -- and it makes you think about what makes you you, and how much of that can be stripped away or added to by a blow to the head or a stroke or a tumor or illness. It's such a good thought to know that what is "other" is still one of us.