Putting Metaphysics First : Oxford University Press : 9780199576975 : 0199576971 : 07 Jan 2010 : The metaphysical part of this book is largely concerned with realism issues. Michael Devitt starts with realism about universals, dismissing Plato's notorious 'one over many' problem. Several chapters argue for a fairly uncompromisingly realist view of the external physical world of commonsense and science. Both the nonfactualism of moral noncognitivism and positivistic instrumentalism, and defl ationism about truth, are found to rest on an antirealism that is hard to characterize. A case is presented for moral realism. Various biological realisms are considered. Finally, an argument is presented for an unfashionable biological essentialism. The second part of the book is epistemological. Devitt argues against the a priori and for a Quinean naturalism. The intuitions that so dominate "armchair philosophy" are empirical not a priori. Throughout the book there is an emphasis on distinguishi