Puzzle writer born in Darlington, England, in 1973. After graduating from the University of Durham in Mathematics, he worked as a management consultant for three years before becoming a full-time professional game designer. He started in this career when still at school, supplying games ideas for five series of the Channel 4 game show The Crystal Maze. Since then, he has written numerous puzzle books including Lateral Puzzles and The Mammoth Puzzle Carnival, writes for various British newspapers, and works on games projects in various different media. Home page at http://www.qwertyuiop.co.uk/