Otfried Preußler
Otfried Preußler or Otfried Preussler (October 20, 1923 – February 18, 2013) was  a German children's book author. He wrote over 100 books. Some of them are The Robber Hotzenplotz and The Satanic Mill (Krabat). His books sold 50 million copies. They have been translated into over 55 languages.