Privacy: the Frontier of Social Evolution seeks to establish a rigorous understanding of privacy, identity and policy; and, to recognize details of the mechanisms and relationships among these seminal concepts. Privacy and identity are complementary facets of the engagements that occur between people. Conversely, privacy and policy sit astride the boundary between an individual and aggregates of people termed societies or social orders. In the real world, the world that humans know through their physiological sensori-motor systems, people engage each other through interactions. One person's...