Mental Illness research has the potential to help millions of people worldwide suffering from debilitating mental disorders. This knowledge drives the research toward a fuller understanding of mental illness and the development of effective treatments and therapies. This title examines the science behind mental illness research in the following chapters: What is Mental Illness?; Looking Deep Inside the Brain; The Search for Genetic Links; Developing Treatments and Therapies for Mental Illness; and The Future of Mental Illness Research.