Nisbett’s 2009 book on Intelligence: reviews
Nisbett's 2009 book on intelligence, Intelligence and how to get it, is a goldmine of stupid claims that one can quote-mine for introduction and discussion sections of papers. For instance,…
Individual genomic admixture and cognitive ability
So, I posted this: Abstract We used data from the PING study (n≈1200) to examine the relationship between cognitive ability, socioeconomic outcomes and genomic racial ancestry. We found that when…
The sibling control design
A friend of mine and his brother just received their 23andme results. In a table they look like this (I have added myself for comparison): Macrorace Bro1 Bro2 Emil European…
The general brain factor, working memory, parental income and education, and racial admixture
UNFINISHED ANALYSIS. POSTED HERE TO ESTABLISH PRIORITY. MORE TO FOLLOW! Updated 2015-12-04 Remains to be done: Admixture analysis (doing) Proofreading and editing Deciding how to control for age and scanner…
Admixture in the Americas: Admixture among US Blacks and Hispanics and academic achievement
Some time ago a new paper came out from the 23andme people reporting admixture among US ethnoracial groups (Bryc et al, 2014). Per our still on-going admixture project (current draft…
Admixture in the Americas: Introduction, partial correlations and IQ predictions based on ancestry
For those who have been living under a rock (i.e. not following my on Twitter), John Fuerst have been very good at compiling data from published research. Have a look…
Admixture study for neanderthal ancestry and psychological traits
We have a neanderthal genome. It is possible to estimate an individuals neanderthal ancestry. 23andme does this. It is possible to use the admixture study design to see what the…