A. A. Ambily is Assistant Professor at the Department of Mathematics, Cochin University of Science and Technology, Kerala, India. She holds a Ph.D. degree in Mathematics from the Indian Statistical Institute, Bangalore Center, India. Her research interests include algebraic K-theory and noncommutative algebras such as Leavitt path algebras and related topics. She has edited a book, Leavitt Path Algebras and Classical K-Theory (by Springer), and contributed more than 10 papers in reputed journals. In 2018, she was awarded a one-year overseas postdoctoral fellowship (SERB-OPDF) by the Science and Engineering Research Board, a statutory body under the Department of Science and Technology, the Government of India. In 2021, she was awarded the Kerala State Young Scientist Award, instituted by the Kerala State Council for Science Technology and Environment, an autonomous body constituted by the Government of Kerala, India.V. B. Kiran Kumar is Assistant Professor at the Department of Mathematics, Cochin University of Science and Technology, Kerala, India. He holds a Ph.D. degree in Mathematics from the Cochin University of Science and Technology. His research interests include spectral theory, approximation theory, symplectic spectrum and related topics. He has published more than 15 papers in reputed journals. In 2018, he was awarded the Kerala State Young Scientist Award, instituted by the Kerala State Council for Science Technology and Environment, an autonomous body constituted by the Government of Kerala, India.