Exam 8: The Evolutionary Psychology of Social Behaviour Reciprocity and Group Behaviour

The Northern Aché are a forager people that live in the rain forests of:

In prisoner's dilemma mathematically the following is the case:

The Yanomamö people of the Amazon basin are:

Axelrod believes that TFT is an ESS because it has three strengths:

TFT means:

Tim Clutton-Brock has suggested there are at least two ways of explaining the giving of aid to non-relatives that he does not consider to be reciprocal altruism:

The San people are believed to have been living in Botswana for at least:

Who stated in 1996 that '(I)t seems that people will latch on to almost any cue to distinguish in-group and out-group members':

ESS means:

According to Caporael and Baron during much of human evolution we lived in groups of average size between:

The boys summer camp' in Robbers' Cave State Park called themselves the:

The Robber's cave and group formation based on minimal information experiments were done by the following respectively:

How suggested that the tendency to perceive sharp distinctions between in-group and out-group members is crucial to the formation of enduring coalitions:

Who said that xenophobia can become a political virtue:

Cases of 'altruism' between non-relatives have been proposed for all of the following species:

The notion of the 'we-they' partition was first introduced by:

Kim Hill has suggested that human cooperation based around reciprocity is based on three evolved predispositions:

The prisoner experiment of Haney, Banks and Zimbardo was designed to run for two weeks but was terminated after:

The !Kung San people of the Kalahari are:

In the case of the Aché, despite their reputation for egalitarian food sharing, more than __% of all adult deaths and over __% of child fatalities are due to violence by other Aché: