Jo Anna Hunter, Ìyánifá Ọmợtinúwẹ̀, owner of Black Madonna Enterprises, has been involved in the study of Yorùbá Iṣẹ̀ṣẹ (traditionalism) and Lùkùmí Òrìṣà religions for more than three decades. She is an Ìyálòrìṣà of Aganjú and an Ìyánifá with an M.A. Degree in Cultural Sociology. She has lectured and written on the many healing aspects of Yorùbá Culture, and her experiences living and traveling in Africa, Cuba, Europe, Asia and Brazil. Her book on Aganjú provides a cross-cultural understanding of the Yorùbá Iṣẹ̀ṣẹ and Afro-Cuban Lùkùmí concepts regarding Aganjú.