This is the second of two volumes of essays in commemoration of Alan Turing. Key issues in contemporary philosophy of mind and cognitive science are explored in the course of celebrating Turing's work. The distinguished cast of contributors includes Paul M. Churchland, L. Jonathan Cohen, Mario Compiani, Peter Dayan, Beatrice de Gelder, Douglas R. Hofstadter, Frank Jackson, Michael Morris, Jon Oberlander, Christopher Peacocke, Philip Pettot, Ian Pratt, Joop Schopman and Aziz Shawky, Murray Shanahan, and Chris Thornton.

This is the first of two volumes of essays in commemoration of Alan Turing, whose pioneering work in the theory of artificial intelligence and computer science continues to provoke wide discussion. The essays focus on three questions: What, if any, are the limits on machine "thinking"? Can a machine be genuinely intelligent? And, Might we ourselves be biological machines? Contributors include Chris Fields, Joseph Ford, Robert M. French, Anthony Galton, Robin Gandy, Clark Glymour, J. R. Lucas, Donald Michie, Peter Mott, Ajit Narayanan, Herbert A. Simon, Aaron Sloman, Ian Stewart, and Blay...