WikiSysop
Created page with "'''As early as the 1790s, doctors, scientists and other specialists sought to plumb the expanses of their minds through psychoactive drug use in pursuit of better knowledge of their chosen substances’ effects'''. On these quests, self- experimentation was long regarded as indispensable and, before the late 19th century, had public and professional support. As the century progressed, the mood changed due to growing concerns regarding the risk of addiction, a preference..."