WHAT IS ? What does the term mean? In its most elementary sense, we might say that is a disease, invented by Eugene Bleeder. Eugene Bleeder was one of the most influential psychiatrists of his time. He is best known today for his introduction of the term schizophrenia, previously known as dementia praecox. In actuality, schizophrenia is often used generically and inappropriately as it is often applied to almost any kind of unusual behavior of which the speaker disapproves. Schizophrenia is almost universally viewed as the "classic example o ....