“... memories and so on) from one immaterial soul or ‘soul-substance’ to another. Derek Parfit also preserves strong bodily similarity in his ‘teletransportation’ thought experiment, a variation on Locke in which a superscanner records every last detail of the structure of one’s body (including one’s brain) and encodes it in ...”

“... genes and a vast number of environmental variables. Moreover, philosophers from John Locke to Derek Parfit and John Perry have rightly insisted on the importance of the continuity of psychological states – experiences, memories, desires and intentions – to personal identity. Cloning raises deep questions about the self only for those who have ...”