Dr. S. J. S. Flora is the Former Director of the National Institute of Pharmaceutical Education and Research, Raebareli (NIPER-R), Uttar Pradesh, India, since 2016. Dr. Flora was head of Division of Pharmacology and Toxicology at Defense Research and Development Establishment, Gwalior, India. He earned his PhD in 1985 from CSIR-Indian Toxicology Research Center, Lucknow, and was a postdoctoral research associate at Utah State University, USA. His most highlighted contribution has been the development of a new drug for the therapy of chronic arsenic poisoning, which was approved by the Drug Controller General of India (DCGI). He has published more than 350 research papers, 75 review articles/chapters, 18 patents, and more than 16,000 citations. He has published 6 books including the prestigious Handbook of Arsenic Toxicology and the Handbook of Arsenic Toxicology and the Handbook on Biological Warfare Preparedness published by Elsevier/Academic Press (USA). Dr Vidhu is senior research fellow at Defence Research Development Establishment, Gwalior, India, and lecturer at Dr. D. Y. Patil Institute of Pharmaceutical Sciences & Research, India.