Disagreement about moral status is at the heart of many issues in practical ethics. In this bonus episode of the podcast (originally released on ) Jeff McMahan, in conversation with Nigel Warburton, explores some of the questions surrounding the status of a human foetus, non-human animals, and those in persistent vegative states. is made in association with the Oxford Uehiro Centre for Practical Ethics and made possible by a grant from the Wellcome Trust.