Chess was never likely to be a good yardstick for measuring machine intelligence as its strictly formal nature, devoid of fuzziness and chance, is exactly the opposite of the kind of task where the human brain excels.

ECONOMIST: Stop the war

Stillwell says companies are already using these kinds of machine-learning models to make connections, though the companies may not know that they're measuring IQ or extroversion.

CNN: Heather Kelly,