Tamás Dávid-Barrett is an evolutionary behavioural scientist, whose research asks what traits allow humans to live in large and culturally complex societies. He is especially interested in the architecture and regulation of social networks, and the evolutionary origins of social network building traits. Currently, Tamás is a professor at the Centro de Investigación de Complejidad Social at the Universidad del Desarollo in Santiago de Chile, teaches economics at Trinity College, University of Oxford, and is affiliated with the Väestöliitto Population Studies Institute in Helsinki, Finland. He was educated in London, Cambridge, and Budapest. Before becoming an academic, he ran a research consultancy focusing on emerging economies. Tamás recently finished his manuscript on the coming female millennium, entitled ‘Matriocracy’.