Wisdom of Crowds (VIDEO) University of Pennsylvania This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption In a new study, researchers at the University of Pennsylvania show that, contrary to the classic notion of 'groupthink,' a group of people with equal influence in a network can arrive at a better prediction than a group with a single influential leader. The findings, to be published in the Proceedings of National Academy of Sciences, have implications for decision making in diverse settings, from hospitals to political polling to climate change forecasting. Credit Annenberg School for Communication/University of Pennsylvania Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.