Scientific American on IQ/Genes

Scott Kaufman has recently posted a critique at Scientific American of some things that the behavioral geneticist Robert Plomin has been saying lately about genetics and intelligence. I agree with a few of Kaufman's points, but most of them I find to be problematic for reasons I will explain in this post. Nature Wins Kaufman's article … Continue reading Scientific American on IQ/Genes

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Nassim Taleb on IQ

Nassim Taleb has published an attack intelligence research that is getting a lot of attention and so I thought I would respond to it. As summarized in this useful chart from Strenze (2015), meta-analyses of hundreds of studies have demonstrated that IQ is predictive of life success across many domains. This is the basic validating … Continue reading Nassim Taleb on IQ

Ethnic Diversity and Social Cohesion: a Critique

In this post, I am going to critique the literature linking ethnic diversity to low levels of social cohesion. The Putnam Study Putnam (2007) is easily the most often cited paper to show that diversity negatively impacts communities. Putnam shows that participants from more diverse regions reported lower levels of social capital, the degree to … Continue reading Ethnic Diversity and Social Cohesion: a Critique

The Jewish Question: an Empirical Examiniation

This post will be about the Jewish Question. Specifically, I am going to empirically document the following claims: Jews are vastly overrepresented in positions of power and cultural influence Jewish elites are far to the left of gentile elites and have moved shifted the distribution of political opinion among American elites from centrism to leftism … Continue reading The Jewish Question: an Empirical Examiniation

Jewish Overrepresentaiton Among Influential Liberals and Conservatives

It is often contended that Jews are over-represented among influential leftists. This post tests this claim by aggregating names from several lists of influential liberals and estimating the proportion of people on these lists who are Jewish. I do the same for lists of influential conservatives and find that Jews are over-represented among the elites … Continue reading Jewish Overrepresentaiton Among Influential Liberals and Conservatives

Early European and Contemporary Hispanic Immigration: a Comparison of Crime and Income

Hispanic Americans make less money, on average than White Americans: They also have higher rates of crime:   Carson (2015) Some argue that this was also true of early waves of European immigrants to America and so we should expect Hispanics to assimilate just as Europeans did. There are many problems with this narrative. Here, … Continue reading Early European and Contemporary Hispanic Immigration: a Comparison of Crime and Income