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Hamilton vs. Kant: pitting adaptations for altruism against adaptations for moral judgment
27 January 2012
Robert Kurzban, Peter DeScioli, Daniel Fein
Abstract: Prominent evolutionary theories of morality maintain that the adaptations that underlie moral judgment and behavior function, at least in part, to deliver benefits (or prevent harm) to other...
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Cross-cultural effects of color, but not morphological masculinity, on perceived attractiveness of men's faces
09 January 2012
Ian D. Stephen, Isabel M.L. Scott, Vinet Coetzee, Nicholas Pound, David I. Perrett, Ian S. Penton-Voak
Abstract: Much attractiveness research has focused on face shape. The role of masculinity (which for adults is thought to be a relatively stable shape cue to developmental testosterone levels) in male...
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Low nonpaternity rate in an old Afrikaner family
09 January 2012
Jaco M. Greeff, Francois A. Greeff, Andre S. Greeff, Lucas Rinken, Dawid J. Welgemoed, Yolanda Harris
Abstract: Extrapair paternity is a crucial parameter for evolutionary explanations of reproductive behavior. Early studies and human testis size suggest that human males secure/suffer frequent extrapa...
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The advantage of multiple cultural parents in the cultural transmission of stories
26 December 2011
Kimmo Eriksson, Julie C. Coultas
Abstract: Recent mathematical modeling of repeated cultural transmission has shown that the rate at which culture is lost (due to imperfect transmission) will crucially depend on whether individuals r...
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Mating strategies in Chinese culture: female risk avoiding vs. male risk taking
26 December 2011
Wen Shan, Jin Shenghua, Hunter Morgan Davis, Kaiping Peng, Xiao Shao, Youyou Wu, Shuqing Liu, Jiewen Lu, Jinhua Yang, Weiqing Zhang, Miao Qiao, Jing Wang, Yi Wang
Abstract: Previous evolutionary literature demonstrating risk taking as a male mating strategy ignored cultural influences and the function of risk avoiding for women. The present research is the firs...
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