Myer's Unit 1 By Nathan1214 Period: 300 to Dec 31, 2012 Psychology's Roots Important people 335 B.C. Aristotle theorizes mental processes take place in the heart blah 430 B.C. Socrates concludes that that knowledge is innate Jan 1, 1605 Francis Bacon publishes The Proficiency and Advancement of Learning Sep 10, 1637 Rene Descartes publishes A Discourse on Method Sep 10, 1690 John Locke publishes An Essay Concerning Human Understanding Sep 10, 1843 Dorthea Dix travels to mental hospitals in hopes of improving them Sep 10, 1856 Charles Darwin publishes\ On the Origin of Species by Means of Natural Selection Sep 10, 1878 G. Stanley Hall recieves the first U.S. PhD in phsychology Sep 10, 1879 Wilhelm Wundt establishes the first psychology laboratory Sep 10, 1890 William James publishes The Principles of Psychology Sep 10, 1892 E.B. Titchener introduces Structuralism Sep 10, 1905 Mary Whiton Calkins becomes first woman president of the APA Sep 10, 1920 Rosalie Rayner triggers emotional responses in a young boy Sep 10, 1921 Margaret Floy Washburn becomes the second woman president of the APA Mar 2, 2022 B.C. Plato suggests that mental processes take place in the brain