Pralay Kumar Karmakar completed his PhD from Centre of Plasma Physics – Institute for Plasma Research (CPP-IPR), Guwahati, Assam, India. The award was conferred to him by Gauhati University, India. He joined Tezpur University as Assistant Professor in the Department of Physics, Tezpur University, Tezpur, Assam, India. He is interested in diversified research areas, such as Astrophysical plasmas, Cosmic fluid dynamic, Stability analysics of complex media, Nonlinear dynamics, etc. Six scholars have earned PhD under his academic supervision. He has very good publications in reputed journals, books, etc. He has been serving as an editorial board member in several high-rated international scientific journals of repute for years.