Didyoung J, Charles E, Rowland NJ. Non-theists are no less moral than theists: some preliminary results. Secularism & nonreligion [Internet]. 2013 Mar 2 [cited 2017 Dec 14]; 2. Available from: http://www.secularismandnonreligion.org/articles/abstract/10.5334/snr.ai.
512
Hofmann W, Wisneski DC, Brandt MJ, Skitka LJ. Morality in everyday life. Science. 2014 Sep 12; 345(6202): 1340-3.
513
Zuckerman P. Atheism, secularity, and well-being: how the findings of social science counter negative stereotypes and assumptions. Sociol Compass. 2009; 3(6): 949-71.
514
Williams GC. Huxley’s evolution and ethics in sociobiological perspective. Zygon. 1988; 23(4): 383-407.
515
Williams GC, Williams DC. Natural selection of individually harmful social adaptations among sibs with special reference to social insects. Evolution. 1957; 11: 249-53.
516
Paradis JG, Huxley TH, Williams GC. Evolution & ethics: T. H. Huxley’s evolution and ethics with new essays on its Victorian and sociobiological context. Princeton (NJ): Princeton University Press; 1989.
517
Wilson DS, Sober E. Reintroducing group selection to the human behavioral sciences. Behav Brain Sci. 1994; 17(4): 585-607.
518
Smith JM. Group selection and kin selection. Nature [Internet]. 1964 Mar [cited 2017 Dec 14];201(4924): 1145. Available from: https://www-nature-com.proxy.lib.umich.edu/articles/2011145a0.
519
West SA, Griffin AS, Gardner A. Social semantics: how useful has group selection been? J Evol Biol. 2008; 21(1): 374-85.
520
Pinker S. The false allure of group selection. Edge [Internet]. 2012 Jun 18. Available from: https://www.edge.org/conversation/steven_pinker-the-false-allure-of-group-selection.
521
Dugatkin LA, Reeve HK. Behavioral ecology and levels of selection: dissolving the group selection controversy. Adv Study Behav. 1994; 23: 101-33.
522
Reeve HK, Holldobler B. The emergence of a superorganism through intergroup competition. Proc Natl Acad Sci. 2007 Jun 5; 104(23): 9736-40.
523
West SA, Griffin AS, Gardner A. Social semantics.
524
Nowak MA, McAvoy A, Allen B, Wilson EO. The general form of Hamilton’s rule makes no predictions and cannot be tested empirically. Proc Natl Acad Sci. 2017 May 30; 114(22): 5665-70.
525
Nowak MA, Tarnita CE, Wilson EO. The evolution of eusociality. Nature. 2010; 466(7310): 1057-62.
526
Abbot P, Abe J, Alcock J, Alizon S, Alpedrinha JAC, Andersson M, et al. Inclusive fitness theory and eusociality. Nature. 2011 Mar; 471(7339): E1–E4.
527
Muir WM. Group selection for adaptation to multiple-hen cages: selection program and direct responses. Poult Sci. 1996 Apr; 75(4): 447-58.
528
Ortman LL, Craig JV. Social dominance in chickens modified by genetic selection – physiological mechanisms. Anim Behav. 1968 Feb; 16(1): 33-7.
529
Fisher RA. The genetical theory of natural selection: a complete variorum edition. New York: Oxford University Press; 1999.
530
Nesse RM. Five evolutionary principles for understanding cancer. In: Ujvari B, Roche B, Thomas F, editors. Ecology and evolution of cancer. New York: Academic Press; 2017, pp. xv – xxi.
531
Segerstrale U. Nature’s oracle: the life and work of D. Hamilton. New York: Oxford University Press; 2013.
532
Hamilton WD. The evolution of altruistic behavior. Am Nat. 1963 Sep 1; 97(896): 354-6.
533
Smith JM. Group selection and kin selection. Nature [Internet]. 1964 Mar [cited 2017 Dec 14];201(4924): 1145. Available from: https://www-nature-com.proxy.lib.umich.edu/articles/2011145a0.
534
Nowak MA et al. The general form of Hamilton’s rule makes no predictions and cannot be tested empirically.
535
West SA, El Mouden C, Gardner A. Sixteen common misconceptions about the evolution of cooperation in humans. Evol Hum Behav. 2011; 32(4): 231-62.
536
West SA, Griffin AS, Gardner A. Social semantics: altruism, cooperation, mutualism, strong reciprocity and group selection. J Evol Biol. 2007; 20(2): 415-32.
537
Bergstrom CT, Bronstein JL, Bshary R, Connor RC, Daly M, Frank SA, et al. Interspecific mutualism: puzzles and predictions. In: Hammerstein P, editor. Genetical and cultural evolution of cooperation. Cambrige (MA): MIT Press; 2003, pp. 241-56.
538
Clutton-Brock T. Breeding together: kin selection and mutualism in cooperative vertebrates. Science. 2002 Apr 5; 296(5565): 69-72.
539
Connor RC. The benefits of mutualism: a conceptual framework. Biol Rev. 1995; 70(3): 427-57.
540
Dugatkin LA. Cooperation among animals: an evolutionary perspective. New York: Oxford University Press; 1997.
541
Trivers RL. The evolution of reciprocal altruism. Q Rev Biol. 1971; 46(1): 35-57.
542
Axelrod R, Hamilton W. The evolution of cooperation. Science. 1981; 211: 1390-6.
543
Axelrod RM. The evolution of cooperation. New York: Basic Books; 1984.
544
Axelrod R, Dion D. The further evolution of cooperation. Science. 1988; 242: 1385-90.
545
Mengel F. Risk and temptation: a meta-study on prisoner’s dilemma games. Econ J. 2017 Sep 18.
546
Pepper JW, Smuts BB. The evolution of cooperation in an ecological context: an agent-based model. In: Kohler TA, Gumerman GJ, editors. Dynamics of human and primate societies: agent-based modelling of social and spatial processes. New York: Oxford University Press; 1999, pp. 44-76.
547
Nesse RM. Evolutionary explanations of emotions.
548
Nesse RM. Evolutionary explanations of emotions. Hum Nat. 1990; 1(3): 261-89.
549
Forgas JP, editor. Affect in social thinking
