Question: Jennifer Lynch and Douglas Sirk, have which mutual occupation?
Related documents: [0]  [DOC] Douglas Sirk (born Hans Detlef Sierck; 26 April 1897 – 14 January 1987) was a German film director best known for his work in Hollywood melodramas of the 1950s. [END] 
[1]  [DOC] Jennifer Chambers Lynch (born April 7, 1968) is an American film director and screenwriter. She is also known as the author of the book "The Secret Diary of Laura Palmer". [END] 
Answer: 
film director
film director