FILE - In this Oct. 15, 2007 file photo, author J.K. Rowling signs copies of 'Harry Potter and the Deathly Hallows' for 1,600 public school children at the Kodak Theatre in Los Angeles. Will J.K. Rowling write another book about Harry Potter? Rowling's U.S. publisher, Scholastic Inc., announced Monday, Sept. 27, 2010, that Rowling will talk about the topic on an upcoming Oprah Winfrey show, and also discuss how she has coped with the fame brought on by her famous series. The books spawned a movie franchise and theme park. More than 400 million copies of the books starring the boy wizard have been sold worldwide. (AP Photo/Ric Francis, File)