Dr. Dev Karan Singh is an Assistant Professor of Mathematics at IILM University. He earned his Ph.D. from MNNIT Allahabad in Lie algebras and holds an M.Sc. in Mathematics and Computing from IIT Guwahati and a B.Sc. from the University of Delhi. He has qualified UGC-NET (JRF) and GATE, and received the INSPIRE Scholarship. His research focuses on Lie algebras, including multiplicative Lie algebras, cohomology, and non-abelian extension theory.