Eugen Bleuler's treatise on schizophrenia provides an important glimpse into the history of mental illness, how psychiatric science came to understand, categorize and diagnose various types of psychosis. As the science and study of mental illness was formalized in the late 19th century, an understanding of the various types and subtypes of disorders emerged. Much headway was made into the identification of certain types of schizophrenia, the behaviors...