Etnografía, brujería y tensión social : las tribulaciones de Marwick para poner a prueba la tesis obstétrica matrilineal

The Marwick failed attempt to test one hypothesis about the causes of sorcery with the ethnographic data collected in a systematic way about the cewa shows how specific research designs should be made in order to test specific hypothesis with its own proxies. In this way, the ethnographic research should be emergent but only in the sense to allow successive research designs for effective testing of emergent hypothesis during the fieldwork.