IQ is the most predictive variable in social science*
You will often find intelligence researchers and enjoyers make claims like the following: g can be said to be the mostpowerful single predictor of overall job performance. First, no other…
What doesn’t explain the post-COVID fertility decline?
I've been writing about fertility for a while. Of recent interest is the COVID or post-COVID fertility decline. Birth Gauge compiles the most up to date TFR (total fertility rate)…
Odd sibling RDR results: is the problem measurement error in IBD?
You've probably seen the recent Scott Alexander discussion about heritability, with comments from key players and commentators in the field, but if not: Scott Alexander: Missing Heritability: Much More Than…
People overestimate the size of every minority group
Lot of studies go like this: Now, you can quibble that they used poor estimates of immigrant% that only counted first generation, or those with only foreign citizenship, or in…
Female education and fertility rates
This figure has been floating around on X the last few days: As in my own example, the copycat gained more attention than the earlier post (July 3rd 1.2M views,…
Intelligence (journal) is dead, long live Intelligence (&CA) journal
As Noah Carl covered at Aporia in December 2024, the old Intelligence journal experienced a hostile takeover by Elsevier and their woke academic friends. As a result, most of the…
Book review: The Intelligence Men: Makers of the I.Q. Controversy (Fancher 1985)
I've been reading old writings recently, which is why I was posting about Terman's views. Some years ago, I heard about the book called The Intelligence Men: Makers of the…
Lewis Terman on human diversity and intelligence in 1922
I've been reading through some old papers and stumbled across an exchange between journalist Walter Lippmann and Lewis Terman in 1922 (original). Unfortunately, I wasn't fast enough to convert my…
Norway’s big royal family marriage experiment
Historically, noble and especially royal families refused to let their children marry commoners. This would risk bad blood they said (according to movies). This practice flies in the face of…
Heritability of achievement tests at age 10-14 in Norway’s entire population
Since discussing heritability estimates is all the rage, with Seb Jensen producing a new meta-analysis, and Scott Alexander providing a great review (which was somehow praised by both sides since…
- 1
- 2
- 3
- 4
- …
- 167
- Go to the next page