language families

I recently posted about the work by Pagel and colleagues regarding ancient lexicons. That work, recently revived in the press for whatever reasons such things happen, is the same project reported a while back in Nature. And, as I recall, I read that paper and promised to blog about it but did not get to it. Yet. So here we go. The tail does not wag the dog The primary finding of the Pagel et al. study is this: When comparing lexicons from different languages, meanings that shared a common word in an ancestral language change over time more slowly if the word in question is used more…