On What Issues is a serious work in ethical philosophy. It’s the long-awaited follow-up to Derek Parfit’s 1984 ebook Causes and Individuals, one of many landmarks of twentieth-century philosophy. On this first quantity Parfit presents a strong new remedy of causes and rationality, and a important examination of three systematic ethical theories — Kant’s ethics, contractualism, and consequentialism — resulting in his personal ground-breaking artificial conclusion. Alongside the best way he discusses a variety of ethical points, reminiscent of the importance of consent, treating individuals as a way relatively than an finish, and free will and duty. On What Issues is already the most-discussed work in ethical philosophy: its publication is more likely to set up it as a contemporary traditional which everybody engaged on ethical philosophy should learn, and which many others will flip to for stimulation and illumination.