The Boy with the Latch Key (Halfpenny Orphans, Book 4) Review . About the Author Cathy Sharp is happily married and lives with her husband in a small Cambridgeshire village. They like visiting Spain together and enjoy the benefits of sunshine and pleasant walks, while at home they love their garden and visiting the Norfolk seaside.Cathy loves writing because it gives pleasure to others, she finds writing an extension of herself and it gives her great satisfaction. She says, ‘There is nothing like seeing your book in print, because so much loving care has been given to bringing that book into being.’Cathy is also the author of the Halfpenny Street Children’s Home series.