References Van Ditzhuijzen, J., Ten Have, M., De Graaf, R., Van Nijnatten, C. & Vollebergh, M. (2013). Psychiatric History of Women Who Have Had an Ab\rtion. Journal of Psychiatric Research, 47: 1737-1743.

Gebauer, J., Bleidorn, W., Gosling, S. et al. (2014). Cross-Cultural variations in Big Five relationships with religiosity: A sociocultural motives perspective. Journal of Personality and Social Psychology, 107: 1064-1091.

Woodley of Menie, M.A., Saraff, M., Pestow, R. & Fernandes, H. (2017). Social Epistasis Amplifies the Fitness Costs of Deleterious Mutations, Engendering Rapid Fitness Decline Among Modernized Populations. Evolutionary Psychological Science, 3: 181-191.

Holbrook, C., Izuma, K., Deblieck, C., Fessler, D. & Iacoboni, M. (2016). Neuromodulation of group prejudice and religious belief. Social Cognitive and Affective Neuroscience, 11: 387-394.

Dutton, E. & Madison, G. (2018). Execution, Violent Punishment and Selection for Religiousness in Medieval England. Evolutionary Psychological Science, 4: 83-89.

Dutton, E., Madison, G. & Dunkel, C. (2018). The Mutant Says in His Heart, “There Is No God”: The Rejection of Collective Religiosity Centred Around the Worship of Moral Gods is Associated with High Mutational Load. Evolutionary Psychological Science, 4: 233-244.

Hammond, R. & Axelrod, R. (2006). The evolution of ethnocentric behaviour. Journal of Conflict Resolution, 50: 1-11.

Sela, Y., Shackelford, T. & Liddle, J. (2015). When religion makes it worse: Religiously motivated violence as a sexual selection weapon. In Sloane, D. & Van Slyke, J. (Eds). The Attraction of Religion: A New Evolutionary Psychology of Religion. London: Bloomsbury.

Putnam, R. (2007). E Pluribus Unum: Diversity and community in the twenty-first century. The 2006 Johan Skytte Prize lecture. Scandinavian Political Studies, 30: 137–174.