Peter Kappeler & Joan Silk 
Mind the Gap [PDF ebook] 
Tracing the Origins of Human Universals

Primate Behavior and Human Universals: Exploring the Gap.- Family & Social Organization.- The Deep Structure of Human Society: Primate Origins and Evolution.- Conflict and Bonding Between the Sexes.- The Unusual Women of Mpimbwe: Why Sex Differences in Humans are not Universal.- Politics & Power.- Dominance, Power, and Politics in Nonhuman and Human Primates.- Human Power and Prestige Systems.- The End of the Republic.- Intergroup Relationships.- Intergroup Aggression in Primates and Humans: The Case for a Unified Theory.- Why War? Motivations for Fighting in the Human State of Nature.- Foundations of Cooperation.- From Grooming to Giving Blood: The Origins of Human Altruism.- Evolved Irrationality? Equity and the Origins of Human Economic Behavior.- From Whence the Captains of Our Lives: Ultimate and Phylogenetic Perspectives on Emotions in Humans and Other Primates.- Language, Thought & Communication.- Primate Communication and Human Language: Continuities and Discontinuities.- Language, Lies and Lipstick: A Speculative Reconstruction of the African Middle Stone Age “Human Revolution”.- Brain and Behaviour in Primate Evolution.- The Gap is Social: Human Shared Intentionality and Culture.- The Evolution and Development of Human Social Cognition.- Deceit and Self-Deception.- Human Universals and Primate Symplesiomorphies: Establishing the Lemur Baseline.- Innovation & Culture.- Ape Behavior and the Origins of Human Culture.- The Coevolution of Genes, Innovation, and Culture in Human Evolution.- Conclusions.- Mind the Gap: Cooperative Breeding and the Evolution of Our Unique Features.