Puzzling the World: Sudoku and Crossword

Few puzzles have swept the world and created such passionate devotees as Sudoku and crosswords. While crosswords require specific linguistic capability, Sudoku players only need to understand basic numbers, a feature that makes Sudoku particularly transnational and global. Maki Kaji, godfather of Sudoku and President of Nikoli Company and Will Shortz, Crossword Puzzle Editor, The New York Times, discuss the similarities and differences of crossword puzzles and Sudoku as well as trends and themes driving the popularity of puzzles around the world today.