The nonspecific concept of madness has been around for many thousands of years and schizophrenia<span> was only classified as a distinct mental disorder by Kraepelin in 1887. He was the first to make a distinction in the psychotic disorders between what he called dementia praecox and manic depression.</span>
<span>The nonspecific concept of madness has been around for many thousands of years and schizophrenia was only classified as a distinct mental disorder by Kraepelin in 1887. He was the first to make a distinction in the psychotic disorders between what he called dementia praecox and manic depression.</span>
the three major elements that separate the world's haves from the have-nots are developing agriculture, living in areas without natural geographic barriers, and acquiring immunity to diseases.
