Janusz KorczakJanusz Korczak, the pen name of Henryk Goldszmit (1878 or 1879–1942), was a pediatrician, known as Pan Doktor (Mr. Doctor) or Stary Doktor (Old Doctor). He introduced progressive orphanages, serving both Jewish and Polish children in Warsaw. He is th author of over 20 books including How to Love a Child, The Rules of Life, King Matt the First, and Kaytek the Wizard. Read More Read Less