As I have recently mentioned to several people, I had been aware of the large anomalies and logical inconsistences in the Lynn/Vanhanen IQ model for nearly a decade, and had repeatedly pointed them ...

We are suspicious of the results of studies using small samples of participants, but does anyone really understand what the problem is with drawing conclusions from small sample studies? And does ...

Succinate-semialdehyde dehydrogenase (SSADH) deficiency is a rare cause of learning disability. We have investigated SSADH to assess its contribution to cognitive ability in the general population in ...