“…In actuality, the historical record indicates that the use of fists to strike an opponent was common in many human cultures, including the Chinese Xia dynasty (2100-1600 BCE; Henning, 1997), Mesopotamia (3000-1000 BCE; Murray, 2010); Thebes, Egypt (1350 BCE; Murray, 2010), Greece (eighth century BCE; Powell, 2014), Hausa people of the Sahel region of Africa (Gems, 2014), and the Aymara and Quechua people of the Andes (Lessa and Mendonça de Souza, 2006). The ethnography literature also contains many examples, from around the world, of males fighting with their fists (de CocCola and King, 1955;Balikci, 1989;Shimkin, 1990;Scott and Buckley, 2014;Tausk, 2010;Chagnon, 2013;Walker, 1997;Draper, 1978).…”