Explore a comprehensive lecture on psychopathology and clinical psychology as part of Yale University's Introduction to Psychology course. Delve into various approaches to defining mental illness before examining key clinical diagnoses including schizophrenia, anxiety disorders, dissociative disorders, and personality disorders. Gain insights through question and answer sessions on specific disorders, and conclude with a brief overview of therapy's history. This 57-minute video lecture, recorded in Spring 2007, offers a thorough introduction to mental health issues and their clinical understanding.