THE EVOLUTION OF MORALITY

The neurological rewiring of tile mammalian brain to activate a broade r array of emotions war the critical breakthrough in the development o f not only moral systems, but other features often considered unique t o humans, such as the capacity to use language and to think abstractly and rationally, Data from African apes and from ethnographies of hunt er-gatherers provide rite best clues as to tile selection forces opera ting on the hominid line to produce an increasingly emotional and mora l primate, Homo sapiens.