Dr. A. Arun, Ph.D., is a Professor and Head of, Department of Microbiology at Alagappa University, Karaikudi, Tamilnadu, India. His research team is working on Bioplastic, Bioenergy, Microbial fuel cells, Bioremediation, Biomass, and Bioactive compounds. He has vast experience related to his focused area by publishing several research articles and book chapters. In addition, he received many significant research projects related to his focused site, including one Indo China project funded under SPARC by MHRD, India