 This Mill-inspired move of Rees and Feinberg, of defining harm in terms of interests, smacks of defining one unclear concept in terms of another unclear concept (Miller 2010: 119). The question of what is in a person’s interests—what is at stake for her—is itself a question that requires considerable elucidation. In Derek Parfit’s terms should we understand “interests” in “desire-fulfilment” terms, in “hedonistic” terms, or in accordance with an “objective list” which holds