“The Riddler is a modern, smart puzzle book, unlike anything I've seen before, whose math and logic challenges will stretch your brain in new ways.”—Will Shortz, crossword editor, the New York Times and puzzlemaster, NPR
The most mind-bending puzzles on the internet appear weekly in Oliver Roeder’s “The Riddler” column. Presented by Nate Silver’sFiveThirtyEight, this first-ever collection features the column’s most popular problems, along with six never-before-published puzzles, all exploring the math implicit in everyday occurences. The simplest require a mere flash of insight, while the toughest involve deep applications of analysis and probability theory. Designed to appeal to a range of skill levels, The Riddler is a must-have for any math or puzzle enthusiast.
OLIVER ROEDERis a senior writer and puzzle editor at FiveThirtyEight. He holds a PhD in economics with a focus on game theory. Previously, he ran the quantitative research team at NYU’s Brennan Center for Justice. He lives in Brooklyn.
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