Helen Beebee is Samuel Hall Professor of Philosophy at the University of Manchester, UK. She has published papers on freedom of the will, causality, laws of nature, the problem of induction, and other topics. Her books include Hume on Causation (2006) and Metaphysics: The Key Concepts (with Nikk Effingham and Philip Goff, 2011).

• Series Editor's Preface Preface 1. Free Will: The Basics 2. What Does Acting Freely Require? Some Compatibilist Views 3. Compatibilism and the Consequence Argument 4. Compatibilism, Sourcehood, and Manipulation Arguments 5. What Does Acting Freely Require? Some Incompatibilist Views 6. Frankfurt's Nefarious Neurosurgeon 7. Other Issues Bibliography Index