When you’ve got a difficult question to answer, do you consult multiple experts to get a sense of their individual views, or ask a group to deliberate together? Studies on the concept of collective intelligence suggests that when managed properly, asking a group can lead to more accurate estimates than simply averaging the recommendations of multiple independent advisors.
However, our recent research suggests that while group deliberation can indeed increase the accuracy of forecasts, it can lead you astray when it comes to making a final decision.
Prior studies on the…
