This antiquarian book contains the first volume of William James's seminal treatise, "The Principles of Psychology". A thorough introduction to the subject of psychology, this fascinating book offers insights into psychological issues not available elsewhere, demonstrated clearly and concisely in the hope that they may be accessible to the aspiring student and seasoned professional alike. Based on his own classroom materials, this comprehensive handbook is ideal for the psychology neophyte, and covers the brain, thought, methods for analysing behaviour, association, consciousness, attention, time, and memory. William James was an esteemed researcher at Harvard University and one of the most seminal thinkers of the nineteenth century. His other notable works include: "Human Immortality" (1898) and "The Varieties of Religious Experience: A Study in Human Nature" (1902). This book was originally published in 1890. Many vintage texts such as this are increasingly hard to come by and expensive, and it is with this in mind that we are republishing this volume now in an affordable, modern, high-quality edition. It comes complete with a specially commissioned new biography of the author.