In Essays on Derek Parfit's On What Matters, seven leading moral philosophers offer critical evaluations of the central ideas presented in a greatly anticipated new work by world-renowned moral philosopher Derek Parfit.

• Presents critical assessments of what promises to be one of the key moral philosophy texts of our time
• Features essays by a team of leading philosophers including Princeton's Michael Smith, one of the world's leading meta-ethicists

• Addresses Parfit's central thesis - that the main ethical theories can agree on what matters - as well as his defense of moral realism

John Cottingham is Professor Emeritus of Philosophy at the University of Reading and an Honorary Fellow of St John's College, Oxford. He has written numerous books and articles on early-modern philosophy, has published extensively in the field of moral philosophy and philosophy of religion, and is Editor of Ratio, the international journal of analytic philosophy.

Jussi Suikkanen is a temporary lecturer in philosophy at the University of Leeds. He recently received his Ph.D. from the University of Reading. He has published numerous articles in international philosophical journals on contractualism and consequentialism, reasons and value, the nature of moral properties, and moral psychology.