Majority-biased learning: In humans and chimpanzees knowledge is transmitted within a group by means of a majority principle
Thursday, April 12, 2012 - 12:30
in Health & Medicine
In humans and chimpanzees knowledge is transmitted within a group by means of a majority principle. Chimpanzees are more likely to copy an action performed by a large number of individuals than an action that was performed more frequently. Two-year old children consider both the number of individuals and the frequency of the action demonstrated. For orangutans, however, none of the factors play a role.