Any woman who has been examined by a gynecologist could tell Descartes a thing or two about the mind/body problem. Is her body an object? Is it the self? Is it both, and if so, how? Katharine Young takes up this problem in a book that looks at medicine's means of separating self and body--and at the body's ways of resisting.

Disembodiment--rendering the body an object and the self bodyless--is the foundational gesture of medicine. How, then, does medical practice acknowledge the presence of the person in the objectified body? Young considers in detail the "choreography" such a...