Introduction to Psychology The Greek letter “Psi” is the symbol for Psychology.

Definition of psychology The science of human thought and behavior Also refers to the profession that applies the accumulated knowledge of this science to practical problems. To call yourself a “psychologist,” you must have at least a Master’s degree.

Breakdown of Psychology professions

The Barnum Effect The tendency for people to accept very vague characterizations of themselves as accurate Horoscopes, “pop psychology” quizzes, palm reading, etc. Named after P.T. Barnum, who said a circus should contain “a little something for everybody” http://www.youtube.com/watch?v=qPCsCiOq mXA Bottom line: Buyer beware!