Dr. Nand Kishore Singh is the former Head of the Department of Mathematics at J.M. College, Bhurkunda (V.B.U.). He holds an M.Sc. from Ranchi University and a Ph.D. from Vinoba Bhave University. With 37 years of teaching experience at the degree college level, he has made significant contributions to mathematics education. Dr. Singh has authored several textbooks, including A Textbook of Probability and Statistics (2021), Theory of Equations (2022), and Mathematical and Computational Thinking and Analysis (2025). In 2023, he successfully supervised a Ph.D. scholar, further reflecting his dedication to academic excellence.