 Do moral facts exist? What would they be like if they did? What does it mean to say that a moral claim is true? What is the link between moral judgement and motivation? Can we know whether something is right and wrong? And is morality a fiction? " Metaethics : An Introduction" presents a very clear and engaging survey of the key concepts and positions in what has become one of the most exciting and influential fields of philosophy. Free from technicality and jargon, this book covers the main ide