Category Archives: In History

Early ideas, attempts at measurement, modern scales

From Galton to Bouchard: Nature/nurture, twins, correlations and controversy

 When you have an estimated IQ of 200 and Charles Darwin in your gene pool, it is probably not surprising that you might say the following: I have no patience with the hypothesis occasionally expressed, and often implied….that babies are … Continue reading

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More 20th Century “Blank Slate” Countercurrents—Neuroscience

 I believe that the growth and dominance of the Neurosciences from about 1975 to the present is possibly the most amazing news of our time.  Certainly for the nature/nurture debate that is the elephant in the room.  Psychologists, sociologists and … Continue reading

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20th century countercurrents–inborn behavior fights back

Most of the 20th century was a kind of dark ages, for all ideas about inborn human nature,  as I suggested in  a recent blog.  One of the fascinating things about such dark periods, however, is that the seeds of … Continue reading

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The Dark Ages of Temperament

The most basic assumption in all theories of temperament is that temperament is inherent in our DNA.  Unfortunately for this idea, we mostly didn’t know we had DNA until  Watson and Crick laid the story out for us in 1953.  … Continue reading

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Temperament and the early Greeks and Romans—everyone had a theory!

Earnest theories about the origin of temperament differences sprouted early in Western culture.  (Eastern cultures also have interesting and rather different ideas, but that is another blog.)  Ancient Greek theorists, especially, favored an explanation based on what they called the … Continue reading

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