From William James to Ivan Pavlov, John Dewey to Sigmund Freud, the W rzburg School to the Chicago School, psychology has spanned centuries and continents. Today, the word is an all-encompassing name for a bewildering range of beliefs about what psychologists know and do, and this intrinsic interest in knowing how our own and other's minds work has a story as fascinating and complex as humankind itself. In Between Mind and Nature, Roger Smith...