PSYA01H3 Lecture Notes - Lecture 2: Hermann Von Helmholtz, Wilhelm Wundt, Sigmund Freud
Document Summary
Psya01 - lecture 2 the birth and early years. Scientifically study of mind: hermann von helmholtz (1821 -1894, measured speech of neural impulses, wanted to measure the speed of the wire. How quickly could the signals be sent through the basic communication system that people uses: ernst weber (1795 -1878, psychophysicist. They were interested in how things work in our minds. They did experiments like: ex: hold out your hands, blindfold them, put little weights on your hands, the weight may be different, tell me whether which weight is heavier. Adjust the weights till people recognize the difference between the weights (jnd = just noticeable difference) Happy birthday psychology: wilhelm wundt: first to refer to himself as a psychologist, wrote the first psychology textbook the principles of physiological. Ex: finches at the galapagos island: short strong beak finches live on islands where there are a lot of seeds.
