# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/jozef-swiat-o
# Generated: 2026-08-14T23:58:03.582Z

schema: https://schema.org/Person
url: "https://fame.am/person/jozef-swiat-o"
name: "Józef Światło"
slug: "jozef-swiat-o"
description: "Józef Światło, born Izaak Fleischfarb, was a high-ranking official in the Ministry of Public Security of Poland (UB) who served as deputy director of the 10th Department run by Anatol Fejgin. Known for supervising the torture of political prisoners, he was nicknamed \"the Butcher\" by the detainees."
tagline: "Polish defector (1915–1994)"
image: "https://commons.wikimedia.org/wiki/Special:FilePath/Jozef_Swiatlo.jpg?width=1200"
gender: "male"
birthDate: "1915-01-01"
deathDate: "1994-09-02"
livingStatus: "DECEASED"
scores:
  popularity:           47.66
  momentum:             0
  historical:           7.957206666666666
  currentAttention:     0
  sourceConfidence:     50.00000000000001
  profileCompleteness:  40
  trendDirection:       "FALLING"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://uk.wikipedia.org/wiki/%D0%AE%D0%B7%D0%B5%D1%84_%D0%A1%D0%B2%D1%8F%D1%82%D0%BB%D0%BE"
    title: "Юзеф Святло"
    type:  "WIKIPEDIA"
  - url: "https://cs.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://el.wikipedia.org/wiki/%CE%93%CE%B9%CE%BF%CF%8D%CE%B6%CE%B5%CF%86_%CE%A3%CF%86%CE%B9%CE%AC%CF%84%CE%BF%CF%85%CE%BF"
    title: "Γιούζεφ Σφιάτουο"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://eo.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://es.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://pl.wikipedia.org/wiki/J%C3%B3zef_%C5%9Awiat%C5%82o"
    title: "Józef Światło"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%A1%D0%B2%D1%8F%D1%82%D0%BB%D0%BE%2C_%D0%AE%D0%B7%D0%B5%D1%84"
    title: "Святло, Юзеф"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q929107"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump