Calel Perechodnik

Calel (Calek) Perechodnik (; 8 September 1916 – October 1944) was a diarist who joined the Jewish Ghetto Police in the Otwock Ghetto during the Nazi German occupation of Poland. His wartime diaries were published posthumously as ''Am I a Murderer?'' (?) in 1995 by the Karta Centre of Warsaw. Provided by Wikipedia