Joanne Harris, Jodi Picoult and John Boyne have joined nine authors including J K Rowling in the book trade's "Millionaires Club". Their respective novels Chocolat, My Sister's Keeper and The Boy in the Striped Pyjamas have each passed the million-sales mark this year.
A possible future member, E L James, has taken the top three chart positions this week with her 50 Shades books, while Suzanne Collins' Hunger Games books are at four-to-six.