Presents a controversial view of human reason, portraying it as a normal part of the natural world. Drawing on the empirical sciences to illuminate its workings... » 

Presents a controversial view of human reason, portraying it as a normal part of the natural world. Drawing on the empirical sciences to illuminate its workings, this book discusses both theoretical and practical rationality, and shows how evolutionary theory, decision theory, and quantum mechanics offer approaches to some long-standing problems. «