Book excerpt: Match wits with one of the country’s most popular crossword creators. Since his first puzzle was published in the New York Times when he was nineteen years old, the author has been challenging newspaper readers from New York to San Diego and Miami to Spokane. Offering the elegance and sophistication of the toughest daily crosswords yet remaining accessible to newcomers, these 72 puzzles will test your knowledge of history, pop culture, science, literature, sports, and more, as well as your ability to figure out clever themes. If you enjoy solving conundrums such as “What the Russians did in 1999” (10 letters), and “Jean-Claude Van Damme sits on the fence” (14 letters), these really clever crosswords are for you! Answers: PUTINPUTIN, BELGIANWAFFLES