May 1957 Issue [Article] Toads, Mushrooms, and Schizophrenia Download PDF Adjust Share A pioneer investigator of mental illness tells how a promising new clue has been discovered in an old chemical—which once went into witches’ brews and made Vikings go berserk. by Howard D. (Howard Douglas) Fabing, This article is only available as a PDF to subscribers. Download PDF Tags 20th century Berserkers Chemotherapy Hallucinogenic History Human experimentation in medicine LSD (Drug) Mushrooms Physiological effect Schizophrenia United States Adjust Share