UNIT 1 NOTES: Psychology: The study of our inner feelings and behaviors (our feelings do not always match our behaviors Psychology has Greek roots- ?psyche-? means ?mind? and is separate & distinct from the physical body. ?-ology? is a field of study, the ?study of the mind? History of Psychology: Although the science of psychology started in the late 1800?s, the concept has been around a lot longer. There was evidence of trephination (cutting holes into a skull to let evil spirits out) back in the Stone Age. Introspection: Started with William Wundt?s first psychological laboratory (1879) and his concept of introspection (structuralism). Then William James wrote The Principles of Psychology and discussed functionalism.