In these two volumes Jonathan Bennett engages with the thought of six great thinkers of the early modern period: Descartes, Spinoza, Leibniz, Locke, Berkeley, Hume. While not neglecting the historical setting of each, his chief focus is on the words they wrote. What problem is being tackled? How exactly is the solution meant to work? Does it succeed? If not, why not? What can be learned from its success or failure? For newcomers to the early modern scene, this clearly written workis an excellent introduction to it. Those already in the know can learn how to argue with the great philosophers of