Any questions?
Controversies.
Hamilton’s rule1 Hamilton (1964) : r*B > C
Example: Vikings2 Dunbar et al. (1995) and nobility.3 McCullough et al. (2006)
Example: Isometric skiing exercise4 Madsen et al. (2007)
Example: Some of my own work, for example5 Pollet et al. (2013)
Which 3 things did you spot?
What is the ‘Cinderella effect’?
Cinderella
Which 3 things did you spot?
Can you explain the concept of paternity uncertainty?
Cuckoo
Have a look at this news article - This needs access to Micrsoft teams to our.
Have a look at this paper. Underlying paper.6 Volk & Quinsey (2007)
How do you find papers?
Summarize the method used.
The news paper article cites a non-paternity number of 1.6 to 3.3%, it also cites a 10% number. What is the evidence for those numbers? Where do these numbers come from?
Is this robust? Check.7 Alvergne et al. (2014)
Alvergne, A., Perreau, F., Mazur, A., Mueller, U., & Raymond, M. (2014). Identification of visual paternity cues in humans. Biology Letters, 10(4), 20140063–20140063. https://doi.org/10.1098/rsbl.2014.0063
Dunbar, R. I. M., Clark, A., & Hurst, N. L. (1995). Conflict and cooperation among the Vikings: Contingent behavioral decisions. Ethology and Sociobiology, 16(3), 233–246. https://doi.org/10.1016/0162-3095(95)00022-D
Hamilton, W. (1964). The genetical evolution of social behaviour. Journal of Theoretical Biology, 7(1), 1–52. https://doi.org/10.1016/0022-5193(64)90038-4
Madsen, E. A., Tunney, R. J., Fieldman, G., Plotkin, H. C., Dunbar, R. I. M., Richardson, J. M., & McFarland, D. (2007). Kinship and altruism: A cross-cultural experimental study. British Journal of Psychology, 98, 339–359. https://doi.org/10.1348/000712606X129213
McCullough, J. M., Heath, K. M., & Fields, J. D. (2006). Culling the cousins: Kingship, kinship, and competition in mid-millennial England. The History of the Family, 11(1), 59–66. https://doi.org/10.1016/j.hisfam.2005.05.001
Pollet, T. V., Roberts, S. G. B., & Dunbar, R. I. M. (2013). Going That Extra Mile: Individuals Travel Further to Maintain Face-to-Face Contact with Highly Related Kin than with Less Related Kin. PLoS ONE, 8(1), e53929. https://doi.org/10.1371/journal.pone.0053929
Volk, A. A., & Quinsey, V. L. (2007). Parental Investment and Resemblance: Replications, Refinements, and Revisions. Evolutionary Psychology, 5(1), 147470490700500. https://doi.org/10.1177/147470490700500101