It may well be true that, as previously stated, early-to-bed people do better in their careers, but the late sleepers have the ultimate smack-down; along with vegetarians, night owls are just plain smarter than the early risers. The late nights prove it.

A psychology researcher at the LSE, called Satoshi Kanazawa, recently cited research that underpins a hypothesis that people use their superior intelligence to overcome an evolutionary tendency to sleep when the sun goes down.

The idea is that the availability of light after sundown is a relatively new phenomenon, one which we have had to adapt to only since the arrival of the industrial revolution. This is a very short time in evolutionary terms. So from the general proposition that intelligent individuals deal more effectively with any evolutionarily novel situation, comes the notion that they will adapt more quickly, and take better advantage of, this newly available light.

And the data that leads to this conclusion?  Smarter people do sleep later, and less ….