David Wells is a former Maths teacher. He was the British under-21 chess champion and is now the London-based author of numerous books on mathematical puzzles and general maths. He has also contributed articles to The Mathematical Intelligencer and The Mathematical Gazette amongst many journals.
His books for Penguin include The Penguin Book of Curious and Interesting Numbers, The Penguin Book of Curious and Interesting Geometry, You are a Mathematician and The Penguin Book of Curious and Interesting Mathematics. Other books include Maddeningly Mindbending Puzzles co-authored with Rob Eastaway (new edition 2019) and Prime Numbers: The Most Mysterious Figures in Math published by Wiley New York.
Other books include Games and Mathematics: Subtle Connections, published by Cambridge University Press and Motivating Mathematics, published by Imperial College Press. His most recent book is Hidden Connections, Double Meanings published by Dover.
The Times, Monday January 23 2012
And finally, A reading list…
David Eade, head of mathematics at City of London School, recommended these books
The Penguin Dictionary of Curious & Interesting Numbers by David Wells. “Essential reference.”
The Penguin Dictionary of Curious & Interesting Geometry by David Wells. “All the geometry you need to know.”
The Penguin Dictionary of Curious & Interesting Puzzles by David Wells. “Contains most of the classic mathematical puzzles.”