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craniofacial morphology (Brace et al., 1991; Harvati & Weaver, 2006)
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growth curves and skeletal maturation (Bogin, 1999)
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prefrontal cortex development tempo (Petanjek et al., 2011)
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sexual dimorphism and androgen receptor sensitivity (Puts et al., 2016)
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increased neocortical size and plasticity
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enhanced executive function
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reduced reactive aggression
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greater investment in learning
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general intelligence (g) (Lynn & Vanhanen 2012; Rindermann, 2018)
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executive function (Ardila et al., 2005)
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impulse control (Moffitt et al., 2011)
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reaction time (Woodley et al., 2015)
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delayed gratification / time preference (Wang et al., 2016; Daly & Wilson, 2005)
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rule-following behavior (Henrich, 2020)
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contract enforcement (La Porta et al., 1999)
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low corruption and high institutional trust (Inglehart & Welzel, 2005; Rothstein & Uslaner, 2005)
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cooperation in large-scale, impersonal environments (Turchin et al., 2013)
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Pubertal timing: h² = 0.50–0.80 (Towne et al., 2005; Silventoinen et al., 2008)
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Brain maturation tempo: h² ~ 0.80 (Lenroot et al., 2009)
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Craniofacial morphology: h² 0.40–0.80 (Johannsdottir et al., 2005)
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intelligence: h² 0.50–0.80 (Plomin & Deary 2015)
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executive function: h² 0.40–0.60 (Friedman et al., 2008)
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impulsivity / self-control: h² 0.40–0.70 (Beaver et al., 2009)
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Twin/adoption studies: cognitive & behavioral traits track inherited tempo, not household environment (Bouchard, 2004)
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Transnational migration studies: life-history traits persist across cultural environments (Nettle, 2011)
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GWAS data: tempo-related traits (height, puberty, schooling duration) correlate with polygenic scores (Okbay et al., 2016; Day et al., 2017)
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operationally measurable,
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cross-domain testifiable,
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falsifiable,
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and robust under adversarial controls.
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empirically measurable,
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genetically influenced,
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developmentally causal,
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behaviorally expressed,
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institutionally consequential,
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and decidable under the Natural Law framework.
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Bogin, B. (1999). Patterns of Human Growth.
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Gould, S. J. (1977). Ontogeny and Phylogeny.
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Kaplan, H. et al. (2000). “A theory of human life history evolution.”
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Kuzawa, C. & Bragg, J. (2012). “Plasticity in human life history.”
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Walker, R. et al. (2006). “Life history theory and human brain development.”
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Petanjek, Z. et al. (2011). “Protracted synaptic development in the human prefrontal cortex.”
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Lenroot, R. et al. (2009). “Genetic influences on brain structure across development.”
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Brace, C. L. et al. (1991). “Reflections on race and human biology.”
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Harvati, K., & Weaver, T. (2006). “Human craniofacial variation.”
-
Plomin, R., & Deary, I. (2015). “Genetics and intelligence differences.”
-
Friedman, N. et al. (2008). “Genetics of executive function.”
-
Beaver, K. et al. (2009). “Genetic influences on self-control.”
-
Okbay, A. et al. (2016). “GWAS for educational attainment.”
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Day, F. et al. (2017). “Genetic determinants of puberty timing.”
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Henrich, J. (2020). The WEIRDest People in the World.
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La Porta, R. et al. (1999). “The quality of government.”
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Rothstein, B. & Uslaner, E. (2005). “All for all: equality, corruption, and trust.”
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Turchin, P. et al. (2013). “Ultrasociality and warfare in state formation.”
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Daly, M., & Wilson, M. (2005). “Carpe diem: life-history and time preference.”
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Wang, X. et al. (2016). “Life history and delay discounting.”
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Bouchard, T. (2004). “Genetic influence on human psychological differences.”
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Nettle, D. (2011). “Evolution of personality variation.”
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Lynn, R., & Vanhanen, T. (2012). Intelligence: A Unifying Construct.
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Rindermann, H. (2018). Cognitive Capitalism.