Evolutionary ethics is a discipline that has formed around the belief that human-kind’s conception of morality was developed through the evolutionary process of natural selection. Various mechanisms concern-ing the evolution of morality have been proposed within the theory of natural selection, and I believe that many authors in the field focus too narrowly on one or a few of them in their efforts to model the origins of morality. In this paper I hope to present a broader review of many potential evolutionary mechanisms and the evidence supporting them, in an effort to show that they are not mutually exclusive and may have all played a role in the formation of components of the complex moral system that exists today. Many writers in the fie...