Gardner Murphy was a psychologist who delved into the realms of social and personality psychology, as well as parapsychology. His work explored psychic phenomena and their intricate connections to the human mind and behavior. Murphy's research pushed the boundaries of human cognition and perception.
This is Volume XXII of thirty-eight in a collection on General Psychology. Originally published in 1928, this study looks at the developments since the nineteenth century in literary and philosophic psychology underwent profound changes, chiefly as a result of the progress of biology.