What need is there for kinship? What good is it anyway? The questions are as old as anthropology itself, but few answers have been enduringly persuasive. Kinship systems can contribute to our enslavement, but more often they permit, channel, and facilitate our relations with others and our further fashioning of ourselves--as kin but also as subjects of other kinds. When they do, they are among the matrices of our lives as ethical beings. Each...