Encyclopedia of Applied Psychology

Psychology is a pure science. It can be studied for its own sake, in the same way that chemistry or physics can. Just as the findings of those sciences can be applied as technology, the findings of psychology can be applied in a wide variety of social fields. One of the earliest applications of psychology was in personnel selection, followed by marketing. More or less at the same time Kraepelin proposed the establishment of a psychological laboratory as the first step in applying psychological methods to the diagnosis and treatment of mental disorders, and pedagogues such as Preyer and Lay...