British anthropologist, conducted extensive fieldwork in Africa's southern Sudan region
- challenged Weber's rationalization thesis that assumed modernization and the rise of science would bring increasing rationality in a culture and its religious practices
- Pritchard's research found instead that their use of magic wasn't irrational expression but a component of highly organized, rational, and logical system of thought that complemented science in understanding the way the world works
- Witchcraft, Oracles, and Magic among the Azande (1937), describes in careful detail the elaborate religious system of the Azande in which magic, witchcraft, and poison oracles are central elements in daily life and conversation
- found that Witchcraft is inherited from a parent, and a witch's body contains a witchcraft substance that cannot be detected during life but can be found during an autopsy
- Azande describes it was an oval, blackish swelling or bag near the liver