The notion of Persistence gives way to several predominant theories; of which, attempt to account for many possible questions that arise from it. As in most cases of debate, when more than one account of such is held to be true, there will clearly be much disagreement. Two views that claim to account accurately for persistence that remain widely known are , that of an endurantist (Threeist) and that of a perdurantist (Twoist). The endurantist will hold that objects are wholly present at all times
Is it possible for objects genuinely to persist yet change their intrinsic, natural properties? Many accounts support the possibility for objects genuinely to persist yet change their intrinsic, natural properties. Intuitively we think that it would be possible: the assumption that this claim is true, Loux argues, ‘underlies some of our most fundamental beliefs about ourselves and the world around us’ (1998: 203). In this essay I shall focus solely on the account of David Lewis’s ‘Doctrine of Temporal