P. K. Singh is University Professor in the Department of Anthropology, Ranchi University, Ranchi, in the Jharkhand State in India. He is also Co-Ordinator, College Development Council, and Director, Computer Centre, Ranchi University. Recently he has been appointed Director, Directorate of Distance Education, Ranchi University, in addition to the other assignments.
Dr. Singh completed his doctoral work under renowned Prof. L. P. Vidyarthi. He re-examined the famous concept of Nature-Man-Spirit Complex and proposed a mathematical formulation to prove that the Complex was a constant.