From Mark's list on reasons in ethics.
In this book, Korsgaard makes really forceful the question of what it is that gives morality any authority over us. She divides and surveys the space of possible answers to this question, and develops an incredibly ambitious answer that draws extensively on her interpretation of the historical philosopher Immanuel Kant and makes Kant’s own views intelligible in contemporary terms. It nabs my second recommendation not only because it is gripping and relatively easy to get into, but because, like my top recommendation, of the formative role that it has played for so many contemporary philosophers of my generation, for whom it set the standard of what questions needed to be asked and answered, and what the space of tools might be for trying to answer them.
Why should I read it?
What is this book about?
Ethical concepts are, or purport to be, normative. They make claims on us: they command, oblige, recommend, or guide. Or at least when we invoke them, we make claims on one another; but where does their authority over us - or ours over one another - come from? Christine Korsgaard identifies four accounts of the source of normativity that have been advocated by modern moral philosophers: voluntarism, realism, reflective endorsement, and the appeal to autonomy. She traces their history, showing how each developed in response to the prior one and comparing their early versions with those on the contemporary philosophical…