Janusz Korczak (1879-1942) is one of the legendary figures to emerge from the Holocaust. A successful pediatrician and well-known author in his native Warsaw, he gave up a brilliant medical career to devote himself to the care of orphans. Like so many other Jews, Korczak was sent into the Warsaw Ghetto after the Nazi occupation of Poland. He immediately set up an orphanage for more than two hundred children. Many of his admirers, Jewish and gentile,...