"Segregationist" is a science fiction short story by Isaac Asimov. The story was written in April 1967 and was first published in December in Abbottempo, a magazine produced by Abbott Laboratories, then later included in the collections Nightfall and Other Stories (1969), The Complete Robot (1982) and Robot Visions (1990).A man, who has been granted the right to long life (possibly immortality) by an official Board of Mortality, meets the surgeon who is to assist in the performance of heart replacement... Mehr