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.
When my friend, Helen, told me a tale about a dead dog in a stolen suitcase, it seemed like the perfect inspiration for a short story. Since my book came out, I've realised that the stolen dog carcass is a wide spread urban legend. And so, I set about trying to uncover the truth behind the tale.