Simplify the following text for a Grade 11 native English-speaking person.
Original: Rudolf von Bitter Rucker ( born March 22 , 1946 ) is an American mathematician , computer scientist , science fiction author , and philosopher , and is one of the founders of the cyberpunk literary movement .
Simplified: Rudolf von Bitter Rucker ( born March 22 , 1946 in Louisville , Kentucky ) is an American mathematician , computer scientist , science fiction author , and philosopher . He is one of the founders of the cyberpunk literary movement .