Although the book still has tremendous value (FWIW, I've read it too), I hope more people also read the above blog (& the comment on it by Kahneman himself), to keep a balance of perspectives and the current "replication crisis" in psychology studies.
Kahneman writes:
[quote]
What the blog gets absolutely right is that I placed too much faith in underpowered studies. As pointed out in the blog, and earlier by Andrew Gelman, there is a special irony in my mistake because the first paper that Amos Tversky and I published was about the belief in the “law of small numbers,” which allows researchers to trust the results of underpowered studies with unreasonably small samples.
[/quote]
Kahneman writes:
[quote] What the blog gets absolutely right is that I placed too much faith in underpowered studies. As pointed out in the blog, and earlier by Andrew Gelman, there is a special irony in my mistake because the first paper that Amos Tversky and I published was about the belief in the “law of small numbers,” which allows researchers to trust the results of underpowered studies with unreasonably small samples. [/quote]
Previous discussion:
https://news.ycombinator.com/item?id=15228712