About the Author
NPR's Puzzlemaster Will Shortz has appeared on Weekend Edition Sunday since the program's start in 1987. He's also the crossword editor of The New York Times, the former editor of Games magazine, and the founder and director of the American Crossword Puzzle Tournament (since 1978).
Wei-Hwa Huang is an award-winning American puzzler and member of the U.S. Team for the World Puzzle Federation. Huang was a member of the United States International Math Olympiad team in 1992 and 1993, where he was awarded a Silver Medal both years. Huang was a Putnam Fellow in 1993 and has won the annual World Puzzle Championship on four occasions: 1995 and 19971999. He also won the 2008 Sudoku National Championship.