ABOUT THE BOOK: This volume is a rich addition to the study of biological and cultural aspects of populations in North East India, which is part of India's unity in diversity in respect of ecology, ethnicity, language, and culture. The volume offers a collection of research articles that are directly or indirectly concerned with the ongoing biocultural transformations among different population groups in North East India, which are associated with a multitude of factors. Indeed the subject matter of change is very complex and it remains as the major issue of several disciplines in medical and social sciences including anthropology and sociology. The volume will serve as a useful resource book for different scholars and researchers including biological anthropologists, nutritionists, cultural anthropologists, sociologists, economists and other specialists in the field of social sciences, particularly those who are concerned with the population groups in North East India.