The bioethics movement grows ever more radical. In the reproductive field, many activists promote a near-absolute right to have a baby, the kind of baby we want, via any means we desire. The UK’s John Harris is a major voice in utilitarian bioethics discourse, who believes that killing so-called human non persons is A-OK. He has now written in favor of creating children using a process known as IVG–in vitro gametes–using stem cells to create eggs and sperm, and then fertilizing via IVF. Harris extols the possibilities. For example, a single person could “self breed,” making a baby with only their own cells. Another use would be by same sex...