Arindam Kuila, PhD, is an assistant professor in the Department of Bioscience and Biotechnology, Banasthali Vidyapith, Rajasthan, India. He has co-authored 35 peer-reviewed articles and 18 book chapters, edited 12 books, and filed six patents. In addition to his written work, he has completed an Indo-Brazil collaborative project funded by India's Department of Biotechnology. His research interests include environmental biotechnology, lignocellulosic biofuel, and bioremediation.

Depak Kumar, PhD, is an assistant professor in the Department of Chemical Engineering, Banasthali Vidyapith, Rajasthan, India. He has published several articles in international journals of repute, as well as three book chapters and three books. His research interests include solar cell degradation, stability of solar cells, and energy conversion devices.