John writes:
Being introverted doesn’t necessarily cause social awkwardness. It may cause someone to appear shy, but I think a large intelligence gap is usually what causes social “breakdown.” More introverted types are probably more intelligent on average, but that’s just a guess–do you know, Robert?
Introversion, lack of athleticism, few to no sexual partners, lower testosterone – all of these are associated with elevated IQ in teenagers.
Extroversion, athleticism, popularity, greater number of sexual partners and elevated testosterone are all associated with elevated IQ.
Looking at teenagers, as testosterone levels rise, IQ goes down. As testosterone levels fall, IQ goes up. It is nearly a linear relationship.