John Wilkes Booth was the son of prominent, wealthy actors. He, too, became an actor and was so popular, he was one of the first to have his clothes ripped off by fans. Hulton Archive/Getty hide caption
Psychology is the systematic investigation of the human mind, including behavior and cognition. It thus encompasses both normal and abnormal behavior. On the other hand, psychiatry is a branch of medicine dealing with mental illness.
Psychology is the scientific study of behavior and mental processes. Some people believe psychology is simply the study of people and their behaviors and mental processes but â¦ psychology also studies animals. The term behavior means outward or overt actions and reactions, including movement and talking.sychiatrists are medical doctors who provide both medical and psychological therapy treatments. Psychologists can counsel patients, as can psychiatrists, but only psychiatrists can prescribe medicinal drugs and therapy treatments.