Dr. Rajkumar Mahto has completed his Ph.D from P.G Department of Anthropology (2011), Vinoba Bhawe University, Hazaribagh, Jharkhand. He has written more than 20 Articles and more than 4 books on the social and tribal issues of Indian Tribes. He is also Post Graduated in Rural Development from P.G Department of Anthropology Ranchi University, Ranchi.