1860 studies of painting in Newport, Rhode Island; 1861 studies of chemistry at Lawrence Scientific School of Harvard; 1865-1869 studies at Harvard Medical School, interrupted by an expedition up the Amazon with Louis Agassiz in April 1865, on which he became ill; resuming his medical studies in 1866, he discontinued them again shortly thereafter because of lingering poor health; spending two years in Germany to take a course of water cures and to study the physiology of the nervous system; 1869 M.D. from Harvard University; he stayed at home for three years, too unwell for regular employment; 1873 appointment as instructor in anatomy and physiology at Harvard; established a psychological laboratory at Harvard in 1875; assistent professor of physiology in 1876 and of philosophy in 1880; 1885 professor of philosophy; 1890 published his successfull book The Principles of Psychology; 1894 and 1904 president of the American Psychological Association; 1906 lectured at Stanford University for a half term; 1907 gave the Lowell Institute lectures, choosing as subject "Pragmatism"; resigned from all teaching duties at Harvard in 1907; 1908 gave the Hibbert lectures at Manchester College, Oxford.