Irfan Nugraha is an associate researcher Institute of Social and Political Research and Development, Universitas Indonesia, Indonesia and also member the Yayasan Ekuator. His main research interests are in the areas of social anthropology, violence and identity, and conflict and reconsilition. He also taught the subject of cultural diversity, introduction to anthropology studies and social research methods at the university. He is one of the authors "Rumah Kombay, Rumah Koroway: Dari Tajuk Pohon di Dusun Turun ke Kampung."