Preliminary -- Part I / Phylogeny of Social Cognition -- Social Intelligence in Capuchin Monkeys ( Cebus apella ) -- Communication Between Mother and Infant Chimpanzees and Its Role in the Evolution of Social Intelligence -- Primates' Use of Others' Gaze -- How to Build a Scrub-Jay that Reads Minds -- Cooperation in Keas: Social and Cognitive Factors -- Part II / Ontogeny of Social Cognition -- Differences Between Acting as if One Is Experiencing Pain and Acting as if One Is Pretending to Have Pain Among Actors at Three Expertise Levels -- Homo Negotiatus : Ontogeny of the Unique Ways Humans Own, Share and Reciprocate -- Little Liars: Origins of Verbal Deception in Children -- Discovering Mind: Development of Mentalizing in Human Children -- Emergence of the Social Mind: Two Perspectives -- Back matter.