Dr. Gareth Moore (Author) br Dr Gareth Moore is the author of over 250 bestselling international puzzle and brain-training titles from a wide range of publishers. His books are available in over 40 countries, with worldwide sales of over 5 million copies. His puzzles also appear in magazines and newspapers, and can be played online at the PuzzleMix website. He is also the creator of Brained Up, a cutting-edge brain training site that offers daily sessions to help you make the most of your brain, and is a director of the UK Puzzle Association as well as a former board member of the World Puzzle Federation. He works with a co-writer, Laura Jayne Ayres, on his murder mystery-themed puzzle books.brbr Laura Jayne Ayres (Author) br Laura Jayne Ayres is a puzzle writer and researcher. After studying Linguistics at the University of Cambridge, she worked as a playwright before joining Dr Gareth Moore's puzzle team.

Books that she has worked on include H acked: The Cyber Crime Puzzle Book , The Great British Puzzle Book, The Perfect Crime Puzzle Book, The Nautical Puzzle Book and The Ordnance Survey Kids' Adventure Book .brbr.