which writer has the highest number of completed work Anne Perry or Judy Blume?
Anne Perry Anne Perry (born 28 October 1938 as Juliet Marion Hulme) is an English author of historical detective fiction, best known for her Thomas Pitt and William Monk series. At the age of fifteen she was convicted of participating in the murder of her friend's mother, in 1954. She changed her name after serving her five-year sentence.
Anne Fine Anne Fine, OBE FRSL (born 7 December 1947) is an English writer, best known for children's books although she also writes for adults. She is a Fellow of the Royal Society of Literature and she was appointed an OBE in 2003.