Many ancient civilizations believed that “evil spirits” caused behavior disorders. Hipocrates thought that thee disorders had physical causes and Galen developed a theory of “humors” in the seventeenth century. During the middle Ages, however, mentally disturbed people were imprisoned or killed. In the seventieth century the scientific revolution renewed the search for physical causes. In 1975 German Professor William Wundt begun to use introspection in the first psychology laboratory. In the United States, a Cornell University professor, Edward Bradford Titchener, developed an approach called structuralism, and Wialliam James at Harvard University developed functionalism.
Kavungya answered the question on May 8, 2019 at 05:24