What are the criteria used to decide if something is a mental disorder? (There are 4) What is the main tool used to diagnosis mental illness called? What are the strengths of this manual? Weakness? Rosenhan had fake patients pretend to have schizophrenia and then after being admitted acted normal. What happened to this pseudo-patients and why is this still relevant today. I am afraid of spiders, but I do not have a diagnosis of specific phobia. Why not? What type of disorders were discussed to be the most difficult to treat or diagnosis? What are "Positive" symptoms of schizophrenia? What are "Negative" symptoms of schizophrenia? What are the goals of Behavioral therapies? We talked about Cognitive Therapies with the goal to do what? Is psychotherapy helpful in treating patients?