"How can people and computers be connected so that collectively they act more intelligently than any individual, group, or computer has ever done before."
MIT Handbook of Collective Intelligence
1. The combined opinion of a crowd is better than the opinion of an expert.
2. The combined opinion of a crowd is better than the opinion of a random person selected from the group.
3. The combined opinion of a crowd is better than the opinion of any person selected from the group.