Every day we seem to make and act upon all kinds of free choices - but are these choices really free? Or are we compelled to act the way we do by factors beyond

How ought we to live? What really exists? How do we know? This book introduces important themes in ethics, knowledge, and the self, via readings from Plato, Hum

'I disapprove of what you say, but I will defend to the death your right to say it' This slogan, attributed to Voltaire, is frequently quoted by defenders of fr

An introduction to metaphysics offers questions and answers covering such issues as properties, changes, time, personal identity, nothingness, and consciousness

What is science? -- Scientific inference -- Explanation in science -- Realism and anti-realism -- Scientific change and scientific revolutions -- Philosophical