How a minority can swiftly shape collective actions

Understanding how groups of animals react to sudden threats has eluded researchers for many years and previous models failed to provide a mechanism for how social information can disseminate quickly through the ranks. For the past ten years, Dr Bertrand Lemasson, based at the U.S. Army Engineer Research and Development Center in Oregon, USA, has studied how and when an individual’s actions within a group merit attention and the consequences for spreading social information.


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