Page |22 individuals who violate group norms; run derives not solely from the and doing all this across time frames that reproductive success of individuals, but stretch from the distant past to multiple also from the success of their children to possible futures (9). Consistent with reproduce. Hunter/gatherers who did not this hypothesis, measures of sociality in form social connections and who did not troops of baboons have been found to be feel a compulsion to return to share their highly correlated with infant survival, food or defense with their offspring may and cross-species comparisons have have been more likely to survive to shown that the evolution of large and procreate again, but given the long metabolically expensive brains is more period of dependency of human infants closely associated with social than their offspring may have been less likely ecological complexity (9). to survive to procreate. The result is Our survival depends on out selection that strongly favors the ability connection with others. Born to the to process aap unias that eauld most prolonged period of utter contribute to the formation and dependency of any animal, human maintenance of somtah capacities an infants must instantly engage their connections ~ that S, a social brain. . parents in protective behavior, and the THESE 8° etal capacities evelved, band In parents must care enough about their hand with genetic, neural, and hormonal offspring to nurture and protect them. If Rieensiisiits to support them because the infants do not elicit nurturance and resulting social behaviors helped humans protection from caregivers, or if ola reproduce, ane, gare Lor caregivers are not motivated to provide etispcing suthelently long that they os such care over an extended period of Ssureiied to teproduce (ff £9). Relais time, then the infants will perish along Nor Ses GunInLTa, the striking with the genetic legacy of the parents development of and increased (10). Our developmental dependency