The Effect of the Enlightenment Project on the Ethics in MacIntyre’s Philosophy

In this study, expounds the effects on modern ethics of which the enlightenment’s influences on ethics and the crisis created by the enlightenment, analyzing the After Virtue of Scottish Philosopher Alastair MacIntyre, significant representer of the modern virtue ethics. First, we tried to demonstrate the effect of emotivism which puts attutudes and emotions at the center of moral judgement with reference to Hume and Moore. Second, we studied the chaos of implementing of the emotivism to modern society at the point of Kant and Kierkegaard.The effects of such a disturbance, which have lasted up to our days, have been studied in detail.Finally, according to MacIntyre, deliverance from this crisisis possible with there turn to pre-modern times, even with the Aristo’s moral and concept of justic