This paper begins by saying enough about eugenics to explain why disability is central to eugenics (section 2), then elaborates on why cognitive disability has played and continues to play a special role in eugenics and in thinking about moral status (section 3) before identifying three reasons why eugenics remains a live issue in contemporary bioethics (section 4). After a reminder of the connections between Nazi eugenics, medicine, and bioethics (section 5), it returns to take up two more specific clusters of issues at the intersection of eugenics, disability, and bioethics. These concern questions of life, death, and reproductive value (section 6) and the value of standpoint theory and epistemology for understanding some of the tension...