Sudoku Masterpieces: Elegant Challenges for Sudoku Lovers
Thomas Snyder has won the U.S. Puzzle Championship as well as the U.S. and World Sudoku Championships. As a puzzle constructor, he specialises in hand-crafting very artistic puzzles, particularly sudoku. He also created: BATTLESHIP[trademark] Sudoku 9781402749384 Wei-Hwa Huang is a four-time World Puzzle Champion and the 2008 U.S. Sudoku Champion. He has competed at the World Puzzle Championships more than any other person in the universe. When he's not working on puzzles, he play tests and develops board games. Together they also authored: Mutant Sudoku 9781402765025