Does Ignorance Actually Help Groups Make Better Decisions?

“Some evidence suggests that those who are ignorant or naïve are subject to manipulation by a loud, opinionated minority. If this is true, uninformed individuals are detrimental to democratic decision-making, since they can turn over power to a minority. However, a new study in this week’s Science shows that, under certain conditions, uninformed individuals actually shift the balance toward the majority, enabling a democratic process where the majority rules.”

Do We Copy Too Much To Innovate?

“Social learning may have set up a situation in humans where, over the last 200,000 years or so, we have been selected to be very, very good at copying other people, rather than innovating on our own. We like to think we’re a highly inventive, innovative species. But social learning means that most of us can make use of what other people do, and not have to invest the time and energy in innovation ourselves.”