Rajendra Awasthi is Professor of Pharmaceutics at Department of Pharmaceutical Sciences, School of Health Sciences & Technology, University of Petroleum and Energy Studies, UPES, Dehradun, India.

Santosh Kumar Singh is a Senior Scientist at the Centre of Experimental Medicine & Surgery, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.

Dr. Anurag Kumar Singh is a Research Associate (ICMR-RA) in the Department of Pharmaceutical Engineering and Technology at IIT BHU, Varanasi. He earned his PhD from the Centre of Experimental Medicine and Surgery, IMS, BHU, and an M. Pharm from Central University of Rajasthan. With more than 3.5 years of postdoctoral experience, he has worked at Alabama State University (Cancer Biology Research and Training) and Bar-Ilan University (Institute of Nanotechnology & Advanced Materials, Israel). His research centers on nano-particulate systems for chronic pain, neurodegenerative disorders, and brain-targeted drug delivery, including dendrimers, nanoporous silica/silicon materials, and polymeric nanoparticles for controlled delivery. He aims to develop nanomedicines for biomedical applications and to bridge engineering, pharmaceutical, and medical research. He has published widely, including reviews/editorials, and authored/editor of four books and over ten book chapters.