![The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0160289609001561-gr1.jpg)
The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect
![The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S0160289609001561-gr2.jpg)
The rise and fall of the Flynn Effect as a reason to expect a narrowing of the Black–White IQ gap - ScienceDirect
![Sarcoidosis in Iceland: a nationwide study of epidemiology, clinical picture and environmental exposure | European Respiratory Society Sarcoidosis in Iceland: a nationwide study of epidemiology, clinical picture and environmental exposure | European Respiratory Society](https://openres.ersjournals.com/content/erjor/7/4/00550-2021/F1.large.jpg)
Sarcoidosis in Iceland: a nationwide study of epidemiology, clinical picture and environmental exposure | European Respiratory Society
![US Public Perceptions of an Intelligence Quotient Test Score Gap Between Black Americans and White Americans - LJ Zigerell, 2021 US Public Perceptions of an Intelligence Quotient Test Score Gap Between Black Americans and White Americans - LJ Zigerell, 2021](https://journals.sagepub.com/cms/10.1177/1478929920917843/asset/images/large/10.1177_1478929920917843-fig2.jpeg)
US Public Perceptions of an Intelligence Quotient Test Score Gap Between Black Americans and White Americans - LJ Zigerell, 2021
![Paolo Shirasi on Twitter: "If income disparities explained the gaps, we'd expect to see the children of the wealthiest blacks obtaining the same IQ results on average as similarly-situated whites and Asians. Paolo Shirasi on Twitter: "If income disparities explained the gaps, we'd expect to see the children of the wealthiest blacks obtaining the same IQ results on average as similarly-situated whites and Asians.](https://pbs.twimg.com/media/FaxZonhXkAIA0wz.png)
Paolo Shirasi on Twitter: "If income disparities explained the gaps, we'd expect to see the children of the wealthiest blacks obtaining the same IQ results on average as similarly-situated whites and Asians.
What is the evidence that the IQ gap between different sub-populations is not environmental in origin? - Quora
![genetics - Is there a scientific consensus on the cause of IQ gap by race? - Psychology & Neuroscience Stack Exchange genetics - Is there a scientific consensus on the cause of IQ gap by race? - Psychology & Neuroscience Stack Exchange](https://i.stack.imgur.com/mUmj0.png)