A few years ago I published a large list of mental models I find repeatedly useful ( https://medium.com/@yegg/mental-models-i-find-repeatedly-use... ), discussed at https://news.ycombinator.com/item?id=12040707 . I've spent my spare time since (day job is running DuckDuckGo) with my co-author (statistician, researcher, and wife!) turning that list into this book, which weaves the 300+ mental models into nine narrativ…
Somewhat OT, but I'm confused by the pricing on Amazon: Hardcover is $19.60 (20 used from 22.65, and 34 new from $14.00), paperback $28.92 (2 used from $34.32), Kindle 23.27, and more.
Maybe I'm not used to Amazon, but this seems weird. How come so many used copies of a new book for example. And the prices are all over the place. Has something gone awry?