Intelligence Amplification

Walter Isaacson reviews Clive Thompson's "Smarter Than You Think" in the NYT Sunday Book Review.

With regard to chess, we are told:

The result: human-machine teams, even when they didn’t include the best grandmasters or most powerful computers, consistently beat teams composed solely of human grandmasters or superfast machines.

The insight is thus that perhaps the future of human and machine intelligence is not "exclusive OR".  It is "AND".