There has been much discussion lately of the "Replication Crisis" in psychology, especially since the publication of a recent study attempting to replicate 100 well-known psychology experiments. From The Guardian: For more analysis, see Scott Alexander at SlateStarCodex: "If you can't make predictions, you're still in a crisis." (By the way, some fields in psychology,... Read More

Something that's important to keep in mind in all the hoopla over the Norwegian study of conscripts showing a few point higher IQs for oldest brothers, with the New York Times running three articles on the subject over the last week, is that small differences in IQ scores like this can be influenced by methodological... Read More