Once the person has died, that body decomposes in a grave and cannot be the basis for our identification of the person who is supposed to have survived disembodied.

Wielenberg’s comments on the Holocaust are puzzling. Of course, no one except a murderous, psychopathic Nazi would hope the Holocaust lasted longer or that it involved the death of even one more individual. But what one hopes will take place a million years from now is not irrelevant ethically or in terms of values. Consider two futures: in one, the Jews survive a million years from now and are thriving. In another, imagine that a million years from now there is a revival of the Nazi party. The Jews have colonized Mars and Nazi genocidal units are dispatched to treat Jewish settlements the way...