Historical IQ Tests on Immigrants

What a 1922 IQ test of immigrants to America tells us about intelligence, race and prejudice.

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Immigrants to the US on Ellis Island

The Fear of Racially Inferior Groups

The “Evidence” of Racial Inferiority

Race            Median IQ
---------------------------
Spanish 78
Portugeuse 84
Italians 84
North-Europeans 105
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What to Make of This?

The Problem with Heritability Claims About IQ

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Obesity rates as a percentage of total population in OECD member countries in the years 1996–2003.

Geek dad, living in Oslo, Norway with passion for UX, Julia programming, science, teaching, reading and writing.

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