Altruism Flashcards
trivers 1971
I will scratch your back if you scratch mine
I will scratch your back if you scratch mine
trivers 1971
Gurven 2004
food giving among Kiwi and ache families is based on reciprocity
food giving among Kiwi and ache families is based on reciprocity
Gurven 2004
Conditions for reciprocal altruism
1 the cost must be less than the benefit received later
2 species must be highly sociable to be capable of RA
3 species must have the correct cognitive abilities
Robert Axelrod 1981
organised a tournament where different strategies were employed a played against each other. Tit for tat couldn’t be beaten by other strategies. Evolutionary stable strategy.
organised a tournament where different strategies were employed a played against each other. Tit for tat couldn’t be beaten by other strategies. Evolutionary stable strategy.
Robert Axelrod 1981
Solncik & Schweitzer 1999
attractive people are cooperated with more and more is expected from them
attractive people are cooperated with more and more is expected from them
Solncik & Schweitzer 1999
Wilson and eckel 2006
showed they were viewed as being more trustworthy and punished more when they are not
showed they were viewed as being more trustworthy and punished more when they are not
Wilson and eckel 2006
CIALDINI ET AL 1982
Negative state relief model helps alleviate temporary sadness – mood management hypothesis
Negative state relief model helps alleviate temporary sadness – mood management hypothesis
CIALDINI ET AL 1982
Eisenegger et al 2009
gave participants testosterone or a placebo
Then played ultimatum game – had 10 to share a proposed b accept or rejects
Testosterone lead to being more cooperative
gave participants testosterone or a placebo
Then played ultimatum game – had 10 to share a proposed b accept or rejects
Testosterone lead to being more cooperative
Eisenegger et al 2009
Fehr + gachter 2002
cooperation was evolved as non-cooperation was punished, If cheated in PGG
-proximate explanation is negative emotion
cooperation was evolved as non-cooperation was punished, If cheated in PGG
- proximate explanation is negative emotion
Fehr + gachter 2002
Price 2005
showed shaur hunter-horticulturalists were the same as western culture
showed shaur hunter-horticulturalists were the same as western culture
Price 2005
Sylwester + Roberts 2010
people who gave more in pgg were often selected for as desired partners and received more partners
people who gave more in pgg were often selected for as desired partners and received more partners
Sylwester + Roberts 2010
Gintis et al 2001
Cooperation is an honest signal of good quality
For a signal to be honest
1 directly linked to the quality of the trait
Cooperation is an honest signal of good quality
For a signal to be honest
1 directly linked to the quality of the trait
Gintis et al 2001
2 handicap
ZAHAVI 1975
ZAHAVI 1975
2 handicap
Smith and bleige bird 2000
Also effectively broadcast, beneficial a reliable indicator and costly to produce
Also effectively broadcast, beneficial a reliable indicator and costly to produce
Smith and bleige bird 2000
Roberts 1998
Individuals compete for mates by being altruistic
Individuals compete for mates by being altruistic
Roberts 1998
Belige bird et al 2001
skilled turtle hunters among the Meriam share the catch with the group, gain social recognition
skilled turtle hunters among the Meriam share the catch with the group gain social recognition
Belige bird et al 2001
Farrelly 2011
showed there was no preference for altruistic behaviour when at high fertile stages
showed there was no preference for altruistic behaviour when at high fertile stages
Farrelly 2011
Farrelly et al 2016
altruism > attractiveness in long term relationships for women
altruism > attractiveness in long term relationships for women
Farrelly et al 2016
