Heritable IQ is Boosted by Environment, Just Like Height

hough it’s not easy to pinpoint the causes of the rise in IQ scores, it’s no paradox that a heritable trait can be boosted by changes in the environment. That’s what happened with height, a trait that also is highly heritable and has increased over the decades, and for some of the same reasons: better nutrition and less disease. Brains are greedy organs, consuming about a fifth of the body’s energy, and they are made of fats and proteins that are demanding for the body to produce. Fig...

 Extended Families as Important as Minerals and Proteins

Yes, and Trout harped on the human need for extended families, and I still do, because it is so obvious that we, because we are human, need them as much as we need proteins and carbohydrates and fats and vitamins and essential minerals.