Humanity differs from justice in that there is a level of altruism towards individuals included in humanity more so than the fairness found in justice.
Many commentators attribute the series' popularity to the altruism of its doctors and the emphasis on seeking to build peaceful relations between different species.
Thus, an important step in solving the current theoretical debate concerning the existence of altruism may involve reaching common methodological ground.
He is notable for his theoretical contributions to sociobiology, especial altruism, cooperation, epistemic game theory, gene-culture coevolution, efficiency wages, strong reciprocity, and human capital theory.