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Dr. Geger Riyanto, M.A., is an academic and lecturer at the Department of Anthropology, University of Indonesia. He has a strong educational background in anthropology and currently serves as the Secretary of the Postgraduate Study Program in the department. Geger's research focus includes anthropology of religion, social relations, and political ethnography, with more than seven years of experience in field research. He is also active in various scientific publications, including articles and books that address themes such as social identity, violence, and cultural dynamics in Indonesia. In addition, Geger is often invited as a resource person in seminars and guest lectures to share knowledge about ethnographic research methods.