Rosen was born in Cornwall. She studied psychology at Oxford before moving back to the West Country.
Readers have downloaded over a quarter of a million copies of Rosen's books. Several titles have broken into the Amazon charts, including a number 1 humorous fiction bestseller.
Having a celebrity in the family can be challenging, especially when your sister's famous for being a missing child.
The disappearance of Millie Jones has dominated the news for eight years, ever since the mediagenic toddler was snatched from a department store at Christmas time.
Certain that Millie is alive, her mother puts family life on hold to fight for the search to continue.
However, this Christmas things are changing. A shocking development causes the police to reopen the investigation and a new hope dawns.
~8,000 words.