Dimensions of the dating mind
A decade ago I got into my first media circus by scraping the OKCupid dating site. The site uses (or used) a novel approach of having users answer 100s of…
On having negative knowledge
I'm reading Jason Brennan's 2016 book Against Democracy, actually in favor of votes weighted by competence, which he calls epistocracy. In discussing the very low levels of political knowledge seen…
Brief introduction to test bias in mental testing
Although Meng Hu has recently provided a very thorough review of test bias methods, I thought it would be helpful to have a more visual, intuitive approach for those not…
Are PISA items biased?
Asil, M., & Brown, G. T. (2016). Comparing OECD PISA reading in English to other languages: Identifying potential sources of non-invariance. International Journal of Testing, 16(1), 71-93. The use of…