Simplify the following text for a Grade 11 native English-speaking person.
Original: Johann Christoph Friedrich von Schiller ( November 10 , 1759 in Marbach , WÃ 1\/4 rttemberg â `` May 9 , 1805 in Weimar ) , usually known as Friedrich Schiller , was a German poet , philosopher , historian , and dramatist .
Simplified: Johann Christoph Friedrich von Schiller ( 10 November 1759-9 May 1805 ) was a German poet , philosopher , historian , and playwright .