Dr.Radha Mohan is an Associate Professor in the Department of Mathematics, St. Stephen's College, Delhi University. She obtained her Ph.D . from Purdue University, U.S.A. in Commutative Algebra. She teaches undergraduate courses in Group Theory, Ring Theory and Galois Theory. Her research interests are in Commutative Algebra and Cryptography, with recent work focusing on Modules over two-dimensional regular local rings and Tropical Algebras. She has published in peer-reviewed journals. Dr. Kashif Ahmed got his Ph. d. under her supervision. She is currently supervising another Ph. d. student. She is a member of the Ramanujan Mathematical Society and continues to do research in Commutative Algebra. She was Head, Department of Mathematics, SSC form 2017-19 and from 2020-21.