"A fascinating story of migration, ethnic warfare, economic expansion and disintegration, technological and agricultural innovation, and political response over the course of over 1,000 years of Chinese history. . . . This is the kind of work that makes one appreciate how truly illuminating a work of painstaking scholarship can be. Not only should this work be required reading for anyone in the China field, but, in addition, it provides a model for anyone interested in the historical emergence of ethnic identities in other parts of the world as well. " —American Anthropologist "Overall, this is an excellent book... a very important reminder to specialists on ethnicity in China that it is not only state-recognized minority nationalities who are worthy of research."— Asian Ethnicity