Abstract The aggregation of many independent estimates can outperform the most accurate individual judgment. This centenarian finding, popularly known as the ‘wisdom of crowds’, has been applied to problems ranging from the diagnosis of cancer to financial forecasting. It is widely believed that social influence undermines collective wisdom by reducing the diversity of opinions within … Continue reading Aggregated Knowledge From a Small Number of Debates Outperforms the Wisdom of Large Crowds Joaquin Navajas, Tamara Niella, Gerry Garbulsky, Bahador Bahrami and Mariano Sigman (December 2018)