He is a member of the Advisory Board of the National Museum of Mankind in Bhopal, India. He has authored and edited about a dozen books and over 60 articles on various issues related to the eastern Himalayas. He is the editor of an internationally refereed biannual journal called The NEHU Journal for the past nine years and is a member of the editorial advisory boards of several international journals like Contributions to Indian Sociology (Delhi) and Asian Anthropology (Chinese University of Hong Kong).