It was a shock to discover that there is a journalist called Garry with two ‘r’s who is integral to the story of Locked In. I’m a journalist called Garry. Is it me? Coincidence or not, Locked In is a self-published sensation: a detective novel which has defied the odds to climb its way up the book download charts, swatting aside the big-name writers along the way. I taught the writer, Kerry Wilkinson, how to play squash.