7. The Law of Small Numbers
9. The Power of Negative Thinking
11. Working for the System
12. The Pigeonhole Principle
17. Nimbers and the Hamming Code
24. Startling Transformation
The Author
Peter Winkler is the William Morrill Professor of Mathematics and Computer Science at Dartmouth College, and for 2019–2020, the Distinguished Visiting Professor for the Public Dissemination of Mathematics at the National Museum of Mathematics. He is the author of 160 research papers, a dozen patents, two previous puzzle books, a book on cryptographic techniques in the game of bridge, and a portfolio of compositions for ragtime piano.