Terribly headline, great answer. One explanation of the illusion is that if 10% of people are _really_ smart and 10% of people are _really_ good looking then o

Terribly headline, great answer. One explanation of the illusion is that if 10% of people are _really_ smart and 10% of people are _really_ good looking then only 1% of people will be both. Which makes it look like the two don't go together very often, when in fact they go together as often as you'd expect.