page_title: Pyotr Gannushkin
section_title: Formative Years
hierarchical_section_title: Pyotr Gannushkin / Formative Years
caption_attribution_description: English: Sergei Korsakoff (1854-1900), Russian psychiatrist Русский: Сергей Сергеевич Корсаков (1854-1900) — российский психиатр
context_page_description: Pyotr Borisovich Gannushkin was a Russian psychiatrist who developed one of the first theories of psychopathies known today as personality disorders. He was a student of Sergei Korsakoff and Vladimir Serbsky. Not only did he manage to delineate certain organizational tasks of social psychiatry, but he also clearly formulated the main methodological aim of social psychiatrists, to combine methods of individual clinical analysis with sociological research and generalization.
caption: Sergei Korsakoff was known for his studies on alcoholic psychosis. He introduced the concept of paranoia and wrote an excellent textbook on psychiatry. His name is given to Korsakoff's syndrome and Wernicke–Korsakoff syndrome.
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